Center on Europe and Eurasia

Ukrainian President Volodymyr Zelenskyy on December 2, 2025, in Dublin, Ireland. (Getty Images)

The nuclear icebreaker Yakutiya sails by Kanonersky Island during sea trials near St. Petersburg on January 3, 2025. (Getty Images)

(Screenshot via YouTube)

(Screenshot via YouTube)

Serbian president Slobodan Milosevic, Bosnian President Alija Izetbegovic, and Croatian President Franjo Tudjman initialize the Balkan Proximity Peace Talks Agreement on November 21, 1995, at Wright-Patterson Air Force Base near Dayton, Ohio. (Getty Images)

The Azerbaijan flag flies on top of Shirvanshahs’ Palace on September 20, 2025, in Baku, Azerbaijan. (Getty Images)

A penthouse suite at a hotel in Nice, France, is seen on July 29, 2025. (Getty Images)

AH-64 Apache helicopters depart a forward arming and refueling point to conduct aerial gunnery tables at Pabradė Training Area in Lithuania on September 9, 2025. (US Army)

A counter small unmanned aircraft system program monitors the skies for adversary drones during Astral Knight 24 at Powidz Air Base in Poland on May 13, 2024. (US Air Force)

(Commission on Security and Cooperation in Europe)

European Union flags are seen at the headquarters of the European Commission in Brussels on July 14, 2025. (Getty Images)

A light rail train is lifted onto the track in Astana, Kazakhstan, on October 19, 2025. (Getty Images)