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)
A makeshift memorial made of thousands of small flags with messages to those who have died in the war stands in the snow on December 8 2023, in Kyiv, Ukraine. (Ed Ram/For The Washington Post via Getty Images)
US President Joe Biden delivers a statement urging Congress to pass his national security supplemental from the Roosevelt Room at the White House on December 6, 2023, in Washington, DC. (Anna Moneymaker via Getty Images)
A soldier walks with a rose near photos of people killed during Hamas's attack on the Nova festival at the site on November 29, 2023, in Re'im, Israel. (Photo by Amir Levy/Getty Images)
A Ukrainian soldier during a tactical and live-fire exercise on November 30, 2023, in Donetsk Oblast, Ukraine. (Roman Chop/Global Images Ukraine via Getty Images)