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)
US President Donald Trump (R) walks with North Korea's leader Kim Jong Un during a break in talks at the second US-North Korea summit in Hanoi on February 28, 2019. (SAUL LOEB/AFP/Getty Images)
A PLA Navy fleet including the aircraft carrier Liaoning, submarines, vessels and fighter jets take part in a review in the South China Sea on April 12, 2018. (VCG via Getty Images)
US Secretary of State Michael Pompeo (R) speaks during a joint press conference with Philippines' Foreign Affairs Secretary Teodoro Locsin Jnr at the foreign affairs office in Manila on March 1, 2019. (TED ALJIBE/AFP/Getty Images)
U.S. President Donald Trump attends a news conference following his second summit meeting with North Korean leader Kim Jong-un on February 28, 2019 in Hanoi, Vietnam. (Tuan Mark/Getty Images)
German Chancellor Angela Merkel deliberates with U.S. President Donald Trump on the sidelines of the official agenda on the second day of the G7 summit on June 9, 2018 in Charlevoix, Canada. (Jesco Denzel /Bundesregierung/Getty Images)
Saudi Crown Prince Mohammed bin Salman attends a meeting with Chinese President Xi Jinping at the Great Hall of the People in Beijing on February 22, 2019. (HOW HWEE YOUNG/AFP/Getty Images)
North Korea's leader Kim Jong Un walks with U.S. President Donald Trump during a break in talks at their historic US-North Korea summit, in Singapore on June 12, 2018. (SAUL LOEB/AFP/Getty Images)