Name: CDC issues Level 4 warning by December 31?
Start: 2026-01-19T20:35:38.179262Z
End: 2026-12-31T00:00:00Z

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This market will resolve to "Yes" if the CDC issues a Level 4 (“Avoid All Travel”) Travel Health Notice for any disease by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

A Level 4 notice listed for any amount of time during this market’s timeframe will suffice for a "Yes" resolution. 

The primary resolution source for this market will be the CDC’s official Travel Health Notices page (https://wwwnc.cdc.gov/travel/notices); however, a consensus of credible reporting will also be used.

4級警告

CDC issues Level 4 warning by December 31?

This market will resolve to "Yes" if the CDC issues a Level 4 (“Avoid All Travel”) Travel Health Notice for any disease by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

A Level 4 notice listed for any amount of time during this market’s timeframe will suffice for a "Yes" resolution. 

The primary resolution source for this market will be the CDC’s official Travel Health Notices page (https://wwwnc.cdc.gov/travel/notices); however, a consensus of credible reporting will also be used.

This market will resolve to "Yes" if the CDC identifies a new COVID variant of concern between December 1, 2025, and December 31, 2026, 11:59PM ET. Otherwise this market will resolve to "No".

The CDC's variant classification scheme can be found here: https://stacks.cdc.gov/view/cdc/107682.

The resolution source for this market will be official information from the CDC.

2027年前會出現新的值得關注的COVID變異株嗎？

This market will resolve to “Yes” if Cloudflare experiences any incident classified as Critical (red) by March 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Qualifying incidents may include outages and other issues that Cloudflare may classify as Critical.

Revisions to the impact classification of any such incident will be considered as long as those revisions are published within this market’s timeframe.

If an incident is ongoing at this market’s resolution time, the market may remain open until that incident receives an official impact classification, and it will resolve based on the first such classification published, regardless of subsequent revisions or corrections.

The primary resolution source for this market will be official information from Cloudflare (for example, on cloudflarestatus.com or cloudflarestatus.com/history); however, a consensus of credible reporting may also be used.

在3月31日之前Cloudflare會發生另一個重大事件嗎？

This market will resolve to “Yes” if the President of the United States, any member of the Cabinet of the United States, any member of the Joint Chiefs of Staff, or any U.S. federal agency definitively states that a man-made device or weapon exists that is responsible for, or capable of causing, Havana Syndrome or Havana Syndrome-like symptoms by March 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

The primary resolution source for this market will be official information from the government of the United States; however, a consensus of credible reporting will also be used.

美國是否會在3月31日前確認造成哈瓦那症候群的裝置？

This market will resolve to "Yes" if any country named in President Donald Trump’s December 16, 2025, proclamation titled “Restricting and Limiting the Entry of Foreign Nationals to Protect the Security of the United States” is fully removed from the list of countries subject to full or partial entry suspensions by January 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

A country will be considered "removed" if any of the following occur:
- The President or Executive Branch formally revokes or modifies the proclamation to remove the country
- A federal court issues a final ruling or permanent injunction that blocks the restrictions for that country
- Congress passes legislation lifting the restrictions for that country
- A relevant federal agency (e.g., DHS, State Department) issues official guidance or updates visa policy indicating the country is no longer subject to restrictions
- Nationals of the country resume receiving visas under all categories that had been suspended, without case-by-case waivers

The following do not count as a country being removed:
- Temporary restraining orders or preliminary injunctions (unless later made permanent)
- Delays in enforcement, individual exemptions, or case-by-case waivers
- Diplomatic negotiations or public statements about potential future removal without official action
- Partial easing that still imposes core restrictions (e.g., resuming B-1/B-2 visas while immigrant visas remain banned)

Any official executive, legislative, or judicial action that prevents the proclamation from taking effect on January 1, 2026, or that pauses or ends the travel ban or restriction of a specified country will suffice. 

The resolution source for this market will be a consensus of credible reporting and official government communications.

特朗普的旅行禁令會在1月31日前解除嗎？

This market will resolve to “Yes” if 1 or more earthquakes with a magnitude of 10.0 or higher occur anywhere on Earth between December 8, 2025 12:00 PM ET, and December 31, 2026, 11:59PM ET. Otherwise, this market will resolve to “No”.

The resolution source for this market is the United States Geological Survey (USGS) Earthquake Hazards Program (https://earthquake.usgs.gov/earthquakes/browse/significant.php#sigdef).

If an earthquake of substantial size has occurred within this market's timeframe but not yet appeared on the resolution source, this market may remain open until January 31, 2027, 11:59 PM ET, or until the earthquake in question otherwise appears on the resolution source. If such an earthquake has not appeared on the resolution source by that date, another credible resolution source will be used. 

After a qualifying earthquake is registered, this market will remain open for 24 hours to account for any revisions to its recorded magnitude. After 24 hours, this market will resolve according to the latest provided data.

2027年前會發生10.0級或以上地震嗎？

On December 16, 2025, President Donald Trump issued a proclamation titled “Restricting and Limiting the Entry of Foreign Nationals to Protect the Security of the United States”, which updated and expanded partial and full suspensions of entry into the U.S. for nationals of various countries (see: https://www.whitehouse.gov/presidential-actions/2025/12/restricting-and-limiting-the-entry-of-foreign-nationals-to-protect-the-security-of-the-united-states/). 

This market will resolve to "Yes" if Donald Trump issues any executive order, signs any bill into law, or if the Trump administration otherwise takes any formal action which is aimed at fully or partially suspending entry into the U.S. for nationals of any specific, additional country between market issuance and the listed date, 11:59 PM ET. Otherwise, this market will resolve to "No".

A qualifying action must be aimed at restricting or banning entry into the United States for nationals of a particular country or countries. Blanket actions to restrict entry for individuals holding certain visa classes, or other generalized entry restrictions, which do not target a specific country or countries, will not count.

Additional country refers to any country not subject to a full or partial suspension of entry as of the December 16 proclamation.

Any qualifying government action taken within this market’s timeframe will qualify for a "Yes" resolution, regardless of when the policy takes effect. However, announcements of future or planned bans which are not made official through government action will not qualify.

Any action meeting these criteria will count, even if its implementation is immediately halted or delayed by judicial or other actions.

The primary resolution source for this market will be information from the US federal government; however, a consensus of credible reporting will also be used.

特朗普暫停更多國家入境美國至2026年12月31日？

This market will resolve to “Yes” if 1 or more earthquakes with a magnitude of 9.0 or higher occur anywhere on Earth between December 8, 2025 12:00 PM ET, and December 31, 2026, 11:59PM ET. Otherwise, this market will resolve to “No”.

The resolution source for this market is the United States Geological Survey (USGS) Earthquake Hazards Program (https://earthquake.usgs.gov/earthquakes/browse/significant.php#sigdef).

If an earthquake of substantial size has occurred within this market's timeframe but not yet appeared on the resolution source, this market may remain open until January 31, 2027, 11:59 PM ET, or until the earthquake in question otherwise appears on the resolution source. If such an earthquake has not appeared on the resolution source by that date, another credible resolution source will be used. 

After a qualifying earthquake is registered, this market will remain open for 24 hours to account for any revisions to its recorded magnitude. After 24 hours, this market will resolve according to the latest provided data.

2027年前會有9.0級或以上的地震嗎？

If U.S. President Donald Trump visits China by April 30, 2026, 11:59 PM ET, this market will resolve to "Yes". Otherwise, this market will resolve to "No".

For the purpose of this market, a "visit" is defined as Trump physically entering the terrestrial or maritime territory of the listed country. Whether or not Trump enters the country's airspace during the timeframe of this market will have no bearing on a positive resolution.

The primary resolution source for this information will be official information from government of the United States of America, official information from Trump or released by his verified social media accounts (e.g. https://twitter.com/POTUS), however, a consensus of credible reporting will also be used.

特朗普會在4月30日之前訪問中國嗎？

This market will resolve to "Yes" if the Bureau of Labor Statistics fails to release any monthly report on the Consumer Price Index by 11:59PM ET on the scheduled release date between December 1, 2025 and December 31, 2026, 11:59PM ET. Otherwise, this market will resolve to "No".

If an announcement is made by the White House or the BLS that the monthly CPI release will be delayed or cancelled altogether, this market will immediately resolve to "Yes".

The resolution source for this market will be information from the BLS or a consensus of credible reporting. 

美國勞工統計局會在2027年前再次延遲發布消費者物價指數（CPI）報告嗎？

For the purposes of this market, a Category 4 hurricane is a hurricane with maximum sustained winds of 130-156 mph, as described at https://www.nhc.noaa.gov/aboutsshws.php, and a hurricane landfall is said to occur when the hurricane's surface center intersects with the coastline, as described at https://www.nhc.noaa.gov/aboutgloss.shtml#LANDFALL. 

This market will resolve to "Yes" if any storm makes landfall in the conterminous United States as a Category 4 hurricane, as reported in official National Hurricane Center advisories (https://www.nhc.noaa.gov/archive/2023/IDALIA.shtml?) between market creation and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

This market may resolve based on the initial advisory released by the NHC for whether any storm has made landfall in the conterminous United States at Category 4 strength, regardless of any later retraction or analysis that may contradict the initial qualifying announcement. However, subsequent corrections or updates will be considered if they indicate a qualifying incident.

在2027年前，是否會有任何四級颶風登陸美國？

The CDC reported a general fertility rate of 53.7 births per 1,000 women aged 15–44 for Q2 2025 (see: https://www.cdc.gov/nchs/nvss/vsrr/natality-dashboard.htm). 

This market will resolve to "Yes" if the initial reported rate for Q3 2025 exceeds 53.7, according to the CDC's Vital Statistics Rapid Release series. Otherwise, this market will resolve to "No". 

If the CDC does not release general fertility rate data for Q3 2025 by March 31, 2026, 11:59 PM ET, this market will resolve to "No".

Resolution will be based on the first published estimate for Q3 2025, regardless of any subsequent revisions.

The resolution source will be the CDC’s Vital Statistics Rapid Release.

2025年第三季美國生育率上升？

This market will resolve to “Yes” if any of the following conditions are met during 2026 ET:

- A Category 5 hurricane makes landfall in the US
- A major meteor strikes (10kt+)
- A major volcano erupts (VEI ≥6)
- An 8.5+ earthquake occurs

Otherwise, this market will resolve to “No”.

If required information from the specified sources remains outstanding, the market may stay open until February 28, 2027, 11:59 PM ET. 

The full rules for this market can be found here:
https://polymarket-upload.s3.us-east-2.amazonaws.com/Natural+Disaster+in+2026.pdf


2026年會有自然災害嗎？

This market will resolve to "Yes" if President of the United States Donald Trump announces he has resigned or will resign the presidency by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No."

If it becomes impossible for Donald Trump to resign or to announce his resignation (e.g., due to his removal from office by other means, etc.), this market will immediately resolve to "No."

For this market to resolve to "Yes," it is only necessary that Trump announce that he has resigned or will resign. Whether he actually resigns will have no bearing on the resolution of this market.

The primary resolution source for this market will be official information from the US federal government; however, a consensus of credible reporting will also be used.

特朗普會在2026年12月31日前辭職嗎？

This market will resolve to "Yes" if the 2026 US Midterm Elections happen on November 3, 2026. Otherwise, this market will resolve to "No".

The primary resolution source for this market will be official information from the US government, however a consensus of credible reporting will also be used.

2026年期中選舉會如期舉行嗎？

This market will resolve to “Yes” if the upper bound of the European Central Bank’s (ECB) deposit facility rate is decreased at any point between January 1, 2026 and the conclusion of the ECB's December 2026 meeting, currently scheduled for December 16-17, 2026. Otherwise, this market will resolve to “No”.

This market may not resolve to "No" until the ECB has released its rate change decision following its December meeting. If, however, the ECB’s December meeting is cancelled, postponed after December 31, 2026, or the rate change decision for that meeting is otherwise unknown by December 31, 2026, 11:59 PM ET, and no qualifying rate decrease has occurred, this market will resolve immediately to “No”.

The primary resolution source for this market will be the European Central Bank (https://www.ecb.europa.eu/stats/policy_and_exchange_rates/key_ecb_interest_rates/html/index.en.html), however a consensus of credible reporting may also be used.

2026年歐洲央行降息？

This market will resolve to "Yes" if in President Donald Trump’s December 16, 2025, proclamation titled “Restricting and Limiting the Entry of Foreign Nationals to Protect the Security of the United States,” individuals using travel documents issued or endorsed by the Palestinian Authority are fully removed from the list subject to full or partial entry suspensions by January 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

People travelling on Palestinian Authority-issued documents will be considered "removed" if any of the following occur:
- The President or Executive Branch formally revokes or modifies the proclamation to remove them
- A federal court issues a final ruling or permanent injunction that blocks the restrictions for them
- Congress passes legislation lifting their restrictions
- A relevant federal agency (e.g., DHS, State Department) issues official guidance or updates visa policy indicating they are no longer subject to restrictions
- People traveling on Palestinian Authority-issued documents resume receiving visas under all categories that had been suspended, without case-by-case waivers

The following do not count as the restrictions being removed:
- Temporary restraining orders or preliminary injunctions (unless later made permanent)
- Delays in enforcement, individual exemptions, or case-by-case waivers
- Diplomatic negotiations or public statements about potential future removal without official action
- Partial easing that still imposes core restrictions (e.g., resuming B-1/B-2 visas while immigrant visas remain banned)

Any official executive, legislative, or judicial action that prevents the proclamation at large or all restrictions for individuals using travel documents issued or endorsed by the Palestinian Authority from taking effect on January 1, 2026, or that pauses or ends the travel ban or restrictions will suffice.

The resolution source for this market will be a consensus of credible reporting and official government communications.

特朗普對巴勒斯坦人的新旅行禁令在1月31日前被取消了嗎？

This market will resolve to "Yes" if a U.S government funding lapse occurs on January 31, 2026, 12:00 AM ET. Otherwise, this market will resolve to "No".

A funding lapse is defined as the President failing to sign the relevant bill(s) extending government funding by January 30, 2026, 11:59 PM ET. If a bill extending the funding of the U.S. government is passed and signed by the acting President before January 31, 2026, 12:00 AM ET, this market will resolve to "No".

For this market to resolve to "Yes," any funding lapse will count. If only a portion of the US government is covered by any signed bill(s) extending funding of the US government, and a portion of the US government goes unfunded, this market will still resolve to "Yes".

The primary resolution for this source will be official information from the US government, however a consensus of credible reporting may also be used.

美國政府將於1月31日資金中斷？

This market will resolve to “Yes” if the upper bound of the European Central Bank’s (ECB) deposit facility rate is increased at any point between January 1, 2026 and the conclusion of the ECB's December 2026 meeting, currently scheduled for December 16-17, 2026. Otherwise, this market will resolve to “No”.

This market may not resolve to "No" until the ECB has released its rate change decision following its December meeting. If, however, the ECB’s December meeting is cancelled, postponed after December 31, 2026, or the rate change decision for that meeting is otherwise unknown by December 31, 2026, 11:59 PM ET, and no qualifying rate increase has occurred, this market will resolve immediately to “No”.

The primary resolution source for this market will be the European Central Bank (https://www.ecb.europa.eu/stats/policy_and_exchange_rates/key_ecb_interest_rates/html/index.en.html); however, a consensus of credible reporting may also be used.

2026年歐洲央行加息？

This market will resolve to "Yes" if the next Canadian federal election is officially scheduled for a date prior to October 2029, by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

For this market to resolve to "Yes" it is only necessary that the election date be declared, not that the election actually occur within the market timeframe. (e.g. if on December 23, 2025 an election is scheduled for November 23, 2026, this market will resolve to "Yes").

The primary resolution source for this market will be official information from the government of the Canada, However a consensus of credible reporting will also be used.

到6月30日將再次舉行加拿大大選？

This market will resolve to "Yes" if a marketwide circuit breaker is triggered on the New York Stock Exchange (NYSE) at any time between November 7, 2025, and December 31, 2026. Otherwise, this market will resolve to “No”.

A marketwide circuit breaker is defined as a trading halt that is initiated due to significant declines in the S&P 500 Index, specifically a Level 1, Level 2, or Level 3 halt as per NYSE rules.

The primary resolution source for this market will be official information from the NYSE, however a consensus of credible reporting will also be used.

2027 年之前的紐約證券交易所全市場熔斷機制？

The Doomsday Clock is a symbolic clock face that represents the likelihood of a man-made global catastrophe, maintained since 1947 by the members of the Bulletin of the Atomic Scientists. The closer the clock is set to midnight, the closer the scientists believe the world is to global disaster.

This market will resolve to "Yes" if the Doomsday Clock is moved by ten seconds or more in either direction (i.e. closer than 80 seconds to midnight, or farther than 98 seconds to midnight, see https://thebulletin.org/doomsday-clock/#nav_menu) during the yearly meeting of the Bulletin of the Atomic Scientists scheduled for January 2025 ET. Otherwise, this market will resolve to "No".

If the Doomsday Clock setting is delayed this market's resolution may be delayed until the Bulletin of the Atomic Scientists' 2025 release is published. If no release is published by June 30, 2025 ET, this market will resolve to "No".

The resolution source for this market will be information released by the Bulletin of the Atomic Scientists.

末日鐘會移動十秒或以上嗎？

This market will resolve to “Yes” if credible reporting confirms that any entity enters into an agreement to acquire the listed company by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Mergers where the listed company is subsumed by another entity will count toward a "Yes" resolution.

An announced agreement between the listed company and an acquiring entity will qualify for a “Yes” resolution, regardless of whether the acquisition is ultimately completed.

The primary resolution source for this market is official information from the listed company and/or its leadership; however, a consensus of credible reporting will also be used.

Ubisoft會在2027年前被收購嗎？

If Jia Yueting enters mainland China by June 30, 2026, 11:59 PM ET, this market will resolve to "Yes". Otherwise, this market will resolve to "No".

For the purpose of this market, "entering mainland China" is defined as Jia Yueting physically setting foot within the territory of the People’s Republic of China, excluding Hong Kong, Macau, and Taiwan.

Travel through airspace or territorial waters during the timeframe of this market will have no bearing on a positive resolution.

The primary resolution source for this market will be a consensus of credible reporting.

賈躍亭會在6月30日之前進入中國大陸嗎？

This market will resolve to “Yes” if either of the following conditions is met:

1.  The seasonally adjusted annualized percent change in quarterly U.S. real GDP from the previous quarter is less than 0.0 for two consecutive quarters between Q2 2025 and Q4 2026 (inclusive), as reported by the Bureau of Economic Analysis (BEA). 

2.  The National Bureau of Economic Research (NBER) publicly announces that a recession has occurred in the United States, at any point during 2025 or 2026, with the announcement made by the time the BEA releases the advance estimate for Q4 2026.

Otherwise, this market will resolve to "No". 

Note that advance estimates will be considered. For example, if upon release, the advance estimate for Q3 2025 was negative, and the Q2 2025's most recent, up-to-date estimate was also negative, this market would resolve to "Yes". If on December 31, 2026 the latest estimate for quarterly GDP in Q3 2025 was negative, this market will stay open until the Advance estimate of Q4 2026 is published, at which point it will resolve to "Yes" if Q4 2026 was negative or if the NBER declares a recession by then.

The resolution source will be the official announcements from the NBER and the BEA’s estimate of seasonally adjusted annualized percent change in quarterly US real GDP from previous quarters as released by the Bureau of Economic Analysis (BEA), https://www.bea.gov/data/gdp/gross-domestic-product

2026年底前美國會陷入經濟衰退嗎？

This market will resolve to “Yes” if the upper bound of the target federal funds rate is increased at any point between January 1, 2026 and the Fed's December 2026 meeting, currently scheduled for December 8-9, 2026. Otherwise, this market will resolve to “No”.

This market may not resolve to "No" until the Fed has released its rate change decision following its December meeting.

The primary resolution source for this market will be the official website of the Federal Reserve (https://www.federalreserve.gov/monetarypolicy/openmarket.htm), however a consensus of credible reporting may also be used.

2026年聯邦利率會上調嗎？

This market will resolve to "Yes" if the President of the United States, any member of the Cabinet of the United States, any member of the Joint Chiefs of Staff, or any US federal agency definitively states that extraterrestrial life or technology exists by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

The primary resolution source for this market will be official information from the government of the United States, however a consensus of credible reporting will also be used.

美國會在2027年前確認外星人存在嗎？

For the purposes of this market, a Category 5 hurricane is a hurricane with maximum sustained winds of 157 mph or higher, as described at https://www.nhc.noaa.gov/aboutsshws.php, and a hurricane landfall is said to occur when the hurricane's surface center intersects with the coastline, as described at https://www.nhc.noaa.gov/aboutgloss.shtml#LANDFALL. 

This market will resolve to "Yes" if any storm makes landfall in the conterminous United States as a Category 5 hurricane, as reported in official National Hurricane Center advisories (https://www.nhc.noaa.gov/archive/2023/IDALIA.shtml?) between market creation and December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

This market may resolve based on the initial advisory released by the NHC for whether any storm has made landfall in the conterminous United States at Category 5 strength, regardless of any later retraction or analysis that may contradict the initial qualifying announcement. However, subsequent corrections or updates will be considered if they indicate a qualifying incident.

CDC issues Level 4 warning by December 31?

訂單簿

市場背景

CDC issues Level 4 warning by December 31?

規則

CDC issues Level 4 warning by December 31?

訂單簿

市場背景

CDC issues Level 4 warning by December 31?

關於