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A US Marine Corps VXE30 Stalker unmanned aerial system is staged during a maritime domain awareness training exercise in southern Finland on July 31, 2025. (DVIDS)
Europe
Europe
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Ukrainian and Polish soldiers hold wreaths during Ukrainian President Volodymyr Zelenskyy and Polish President Andrzej Duda's visit to Lychakiv Cemetery in Lviv, Ukraine, on January 11, 2023. (President of Ukraine via Flickr)
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A Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO) poster displaying North Korean nuclear tests on February 12, 2013, at the CTBTO headquarters in Vienna, Austria. (Dieter Nagl/AFP via Getty Images)
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Vladimir Putin. (Kremlin)
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President of Ukraine Volodymyr Zelenskyy meets with British Prime Minister Rishi Sunak in Kyiv, Ukraine, on November 19, 2022. (President of Ukraine via Flickr)
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(Screenshot via BBC)
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(Screenshot via Newsmax)
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A Ukrainian artilleryman confirms targets near Bakhmut, Ukraine, on February 7, 2023. (Yasuyoshi Chiba/AFP via Getty Images)
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(Pexels)
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Ukrainian soldiers fire an artillery shell on the frontline in Donetsk, Ukraine, on December 4, 2022. (Diego Herrera Carcedo/Anadolu Agency via Getty Images)
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The Iranian flag flies outside the country's embassy in Baku, Azerbaijan, on January 27, 2023. (Aziz Karimov/Getty Images)
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(Screenshot via TVP World/YouTube)
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The crew of a Leopard 2 main battle tank waiting for Chancellor Olaf Scholz during his visit to the Bundeswehr army training center in Ostenholz, Germany, on October 17, 2022. (David Hecker via Getty Images)
Experts
Matthew Boyse
Senior Fellow, Center on Europe and Eurasia
Luke Coffey
Senior Fellow, Center on Europe and Eurasia
Can Kasapoğlu
Senior Fellow (Nonresident)
