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 Joe Biden boards Air Force One before departing from King Abdulaziz International Airport in the Saudi city of Jeddah on July 16, 2022. (Photo by MANDEL NGAN/AFP via Getty Images)
Kessel Run shares its "Mad Hatter" software with the "Green Mountain Boys" of the Vermont National Guard in South Burlington on February 12, 2020. (US Air National Guard photo by Miss Julie M. Shea)
Snakehead, an underwater vehicle, during its christening in Rhode Island on February 2, 2022. (Photo by Richard Allen / Naval Undersea Warfare Center Division Newport)
An MH-53E Sea Dragon prepares to land on the flight deck of San Antonio-class amphibious transport dock ship USS Portland on July 12, 2022, off the coast of Southern California. (US Navy photo by Mass Communication Specialist 2nd Class Devin Kates)
Taiwanese civilians in tactical gear and replica weapons taking part in an urban warfare workshop on June 18 in Linko district, New Taipei City. (Photo by Sam Yeh / AFP)