This market asks whether the North American Treaty Organization (NATO) will declare a no fly-zone over the airspace of any territory designated by the United Nations as Ukrainian by April 30, 2022.

If NATO declares a no fly-zone over the airspace of any territory designated by the United Nations as Ukrainian between the date of this market's inception, March 8, 2022, 12:00:00 PM ET, and April 30, 2022, 11:59:59 PM ET, this market will resolve to "Yes". Otherwise this market will resolve to "No".

If NATO declares the no-fly zone by April 30, 2022, even if it goes into effect afterwards, it will still suffice to resolve this market to "Yes."

The primary resolution source for this market will be official information released by NATO (https://www.nato.int/cps/en/natohq/news_room.htm), however other credible news sources will also be used.