In this pool photograph distributed by the Russian state agency Sputnik, Vladimir Putin enters a hall to meet with graduates of higher military educational institutions at the Kremlin on June 23, 2025. (Alexander Kazakov via Getty Images)
A formation of Dongfeng-41 nuclear missiles takes part in a military parade celebrating the seventieth anniversary of the founding of the People’s Republic of China in Beijing on October 1, 2019. (Xia Yifang via Getty Images)
Senior lecturer in the Department of Security Studies and Criminology at Macquarie University, Council of the Australian Strategic Policy Institute
President Donald Trump and Ukrainian President Volodymyr Zelenskyy pose for a picture with European leaders following a meeting at the White House on August 18, 2025. (Win McNamee via Getty Images)
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)
The Arleigh Burke-class guided-missile destroyer conducts underway operations in the Taiwan Strait on April 10, 2020. (Ensign Samuel Hardgrove via DVIDS)
Chinese military helicopters fly past Pingtan Island, one of mainland China's closest points to Taiwan, in Fujian province on August 4, 2022. (Hector Retamal/AFP via Getty Images)
Russian President Boris Yeltsin and American President Bill Clinton sign the Commission on Security and Cooperation in Europe agreement in Budapest, Hungary, on December 5, 1994. (David Brauchli/Sygma via Getty Images)
Finnish, NATO, and US flags during a NATO foreign ministers' meeting at the alliance's headquarters in Brussels on April 4, 2023. (Johanna Geron/AFP via Getty Images)
A Lithuanian Mi-8 helicopter participating in the NATO Iron Wolf military exercises on October 26, 2022, in Pabrade, Lithuania. (Sean Gallup via Getty Images)
US and Ukraine flags fly at the Joint Force Headquarters in Sacramento, California, on February 22, 2023. (US Army National Guard photo by Amanda H. Johnson)
Taiwanese President Tsai Ing-wen and Hudson Institute President and CEO John P. Walters at Hudson's Global Leadership Award ceremony in New York on March 30, 2023. (Andrea Hanks/Hudson Institute)