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)
President Donald J. Trump speaks during a meeting with Irish Prime Minister Leo Varadkar on Thursday, March 14, 2019 in Washington, DC. (Tom Brenner/Getty Images)
An F-16 fighter pulls up in a steep climb during rehearsals for a public airshow at the military airbase in Taitung on July 9, 2018. (CHRIS STOWERS/AFP/Getty Images)
German Chancellor Angela Merkel is pictured during the meeting with Li Keqiang (not pictured), Prime Minister of China, on July 09, 2018 in Berlin, Germany. (Florian Gaertner/Getty Images)
French President Emmanuel Macron (C) gestures next to German Chancellor Angela Merkel (R) and Chinese President Xi Jinping (L) following their meeting at the Elysee Palace in Paris on March 26, 2019. (LUDOVIC MARIN/Getty Images)