Russian forces made incremental advances in northern Sumy Oblast over the past week, capturing small border villages such as Basivka and Yunakivka amid ongoing cross-border raids and artillery duels, according to frontline reports from the Institute for the Study of War. Ukrainian troops have reinforced defenses around Sumy city—some 30 kilometers from the border—preventing any meaningful penetration toward the regional capital. This follows Moscow's partial withdrawal from Kursk Oblast after Kyiv's August incursion, allowing limited redeployments northward. No breakthroughs threaten Sumy proper, with winter conditions looming as a potential de-escalation factor. Traders monitor escalation risks, Western aid deliveries, and Ukrainian counterstrikes for shifts in the fluid frontline.
Experimental AI-generated summary referencing Polymarket data · UpdatedWill Russia capture Sumy by...?
Will Russia capture Sumy by...?
$660,413 Vol.
Mar 31, 2027
March 31, 2027
19%
$660,413 Vol.
March 31, 2027
$237,261 Vol.
19%
This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by March 31, 2027, at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by March 31, 2027, 11:59 PM ET, the market will resolve to “No”.
For any change on the ISW map to qualify for this market’s resolution, the relevant shading indicating Russian control must persist through the next full ISW daily update cycle. If ISW skips a day, shading must persist until the next finalized ISW update is published, regardless of the date. Any continuous shading which reflects either “Assessed Russian Control”, “Assessed Russian Advance In Ukraine”, or “Assessed Russian Gains in the Past 24 Hours” will qualify. “Assessed Russian Infiltration Areas in Ukraine” will not qualify.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by September 30, 2025 at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by September 30, 2025, 11:59 PM ET, the market will resolve to “No”.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by December 31, 2025 at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by December 31, 2025, 11:59 PM ET, the market will resolve to “No”.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.
This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by March 31, 2027, at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by March 31, 2027, 11:59 PM ET, the market will resolve to “No”.
For any change on the ISW map to qualify for this market’s resolution, the relevant shading indicating Russian control must persist through the next full ISW daily update cycle. If ISW skips a day, shading must persist until the next finalized ISW update is published, regardless of the date. Any continuous shading which reflects either “Assessed Russian Control”, “Assessed Russian Advance In Ukraine”, or “Assessed Russian Gains in the Past 24 Hours” will qualify. “Assessed Russian Infiltration Areas in Ukraine” will not qualify.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by March 31, 2027, at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by March 31, 2027, 11:59 PM ET, the market will resolve to “No”.
For any change on the ISW map to qualify for this market’s resolution, the relevant shading indicating Russian control must persist through the next full ISW daily update cycle. If ISW skips a day, shading must persist until the next finalized ISW update is published, regardless of the date. Any continuous shading which reflects either “Assessed Russian Control”, “Assessed Russian Advance In Ukraine”, or “Assessed Russian Gains in the Past 24 Hours” will qualify. “Assessed Russian Infiltration Areas in Ukraine” will not qualify.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by March 31, 2027, 11:59 PM ET, the market will resolve to “No”.
For any change on the ISW map to qualify for this market’s resolution, the relevant shading indicating Russian control must persist through the next full ISW daily update cycle. If ISW skips a day, shading must persist until the next finalized ISW update is published, regardless of the date. Any continuous shading which reflects either “Assessed Russian Control”, “Assessed Russian Advance In Ukraine”, or “Assessed Russian Gains in the Past 24 Hours” will qualify. “Assessed Russian Infiltration Areas in Ukraine” will not qualify.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.
Market Opened: Dec 23, 2025, 5:31 PM ET
Volume
$660,413End Date
Mar 31, 2027Market Opened
Dec 23, 2025, 5:31 PM ETResolver
0x65070BE91...This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by March 31, 2027, at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by March 31, 2027, 11:59 PM ET, the market will resolve to “No”.
For any change on the ISW map to qualify for this market’s resolution, the relevant shading indicating Russian control must persist through the next full ISW daily update cycle. If ISW skips a day, shading must persist until the next finalized ISW update is published, regardless of the date. Any continuous shading which reflects either “Assessed Russian Control”, “Assessed Russian Advance In Ukraine”, or “Assessed Russian Gains in the Past 24 Hours” will qualify. “Assessed Russian Infiltration Areas in Ukraine” will not qualify.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by September 30, 2025 at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by September 30, 2025, 11:59 PM ET, the market will resolve to “No”.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.This market will resolve to “Yes” if, according to the ISW map, Russia captures the Sumy railroad station located on Pryvokzalna ploscha by December 31, 2025 at 11:59 PM ET.
The railroad station will be considered captured if any part of the train station icon is shaded red on the ISW map (https://storymaps.arcgis.com/stories/36a7f6a6f5a9448496de641cf64bd375) by the resolution date. If the area is not shaded red by December 31, 2025, 11:59 PM ET, the market will resolve to “No”.
If Russia comes into control of this territory as a result of a negotiated settlement, this will qualify for a 'Yes' resolution, regardless of if it is shaded red in the ISW map. An announcement of a negotiated settlement which gives Russia de jure control will not qualify. Actual control must be established.
Once Russia captures the railroad station, any subsequent loss of control will not be considered towards the resolution of this market.
Train Station Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+train+station.jpg
Sumy Location: https://polymarket-upload.s3.us-east-2.amazonaws.com/sumy+location.jpg
Location on Google maps: https://maps.app.goo.gl/vd3fmfpUTB6BooEb9
The primary resolution source for this market will be the ISW Ukraine map. If the ISW map is rendered unavailable, information from DeepStateMap (https://deepstatemap.live/) may be used. If information from both the ISW and DeepStateMap are rendered permanently unavailable, a consensus of credible reporting may be used.
Note: Any temporary glitches or errors in the map which will not be considered.
Volume
$660,413End Date
Mar 31, 2027Market Opened
Dec 23, 2025, 5:31 PM ETResolver
0x65070BE91...Russian forces made incremental advances in northern Sumy Oblast over the past week, capturing small border villages such as Basivka and Yunakivka amid ongoing cross-border raids and artillery duels, according to frontline reports from the Institute for the Study of War. Ukrainian troops have reinforced defenses around Sumy city—some 30 kilometers from the border—preventing any meaningful penetration toward the regional capital. This follows Moscow's partial withdrawal from Kursk Oblast after Kyiv's August incursion, allowing limited redeployments northward. No breakthroughs threaten Sumy proper, with winter conditions looming as a potential de-escalation factor. Traders monitor escalation risks, Western aid deliveries, and Ukrainian counterstrikes for shifts in the fluid frontline.
Experimental AI-generated summary referencing Polymarket data · Updated
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