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This photograph shows a Dassault Rafale aircraft parked on the tarmac of the French Air and Space Force Luxeuil-Saint-Sauveur Airbase in Saint-Sauveur, France, on March 18, 2025. (Ludovic Marin/AFP via Getty Images)
Europe
Europe
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A Ukrainian tank fires during practice on the frontline of the Russia-Ukraine War in Donetsk, Ukraine, on March 29, 2023. (Muhammed Enes Yildirim/Anadolu Agency via Getty Images)
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Russian Navy's diesel-electric Kilo class submarine Rostov-on-Don sails through the Bosphorus Strait on February 13, 2022. (Photo by Ozan Kose/AFP via Getty Images)
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US Army National Guard Soldiers with Battery C conduct pre-mobilization training exercise America’s Shield on May 15, 2022, at McEntire Joint National Guard Base, South Carolina. (Tim Andrews via DVIDS)
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An Azerbaijani checkpoint at the entry of the Lachin corridor on May 2, 2023. (Tofik Babayev/AFP via Getty Images)
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John P. Walters takes part in a debate at Hudson Institute in Washington, DC, on April 24, 2023. (Madeline Mills/Hudson Institute)
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(Screenshot via YouTube)
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Servicemen belonging to the Ukrainian storm brigade take part in military exercises outside Kyiv on April 20, 2023. (Sergei Supinsky/AFP via Getty Images)
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NATO Secretary General Jens Stoltenberg and Ukrainian President Volodymyr Zelensky shake hands during a joint a press-conference following their meeting in Kyiv, Ukraine, on April 20, 2023. (STR/NurPhoto via Getty Images)
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Ukrainian soldiers fire targets on the front line in the direction of the city of Ugledar, Donetsk, Ukraine as Russia-Ukraine war continues on April 18, 2023. (Muhammed Enes Yildirim/Anadolu Agency via Getty Images)
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The People's Liberation Army and the PLA Navy conduct a live-fire drill in Zhangzhou, China, on August 24, 2022. (CFOTO/Future Publishing via Getty Images)
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Ukrainian sailors kept on their ship by Russian servicemen as Russian forces without insigna invide Crimea in Sevastopol, Ukraine, on March 5, 2014. (Pierre Crom via Getty Images)
Experts
Matthew Boyse
Senior Fellow, Center on Europe and Eurasia
Luke Coffey
Senior Fellow, Center on Europe and Eurasia
Jamie Fly
Senior Fellow
Jun Isomura
Senior Fellow
