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)
U.S. President Joe Biden speaks during an event at the State Dining Room of the White House on May 5, 2021 in Washington, DC. (Photo by Alex Wong/Getty Images)
Commission Vice-President Josep Borrell chairs the informal videoconference roundtable with the Ministers responsible for Development Cooperation in the European Council on April 29, 2021 (Photo by OM/EU Pool/Getty Images)
Niger's Armed Forces drive through the airport's tarmac in Diffa, southeastern Niger, as they patrol during a visit of Niger's Interior Minister on June 16, 2016 following attacks by Nigeria-based Boko Haram fighters in the region (Getty Images)
Chinese Vice President Xi Jinping accompanies U.S. Vice President Joe Biden to view an honor guard during a welcoming ceremony inside the Great Hall of the People on August 18, 2011 in Beijing, China (Photo by The Asahi Shimbun via Getty Images)