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)
Frank-Walter Steinmeier, Andrzej Duda, and Isaac Herzog at the central commemoration on the eightieth anniversary of the Warsaw Ghetto Uprising on April 19, 2023, in Warsaw, Poland. (Sandra Steins/Bundesregierung via Getty Images)
US Vice President Kamala Harris walks with Tanzania's Vice President Philip Mpango upon their arrival at the Julius Nyerere International Airport in Dar es Salaam, Tanzania, on March 31, 2023. (Ericky Boniphace/POOL/AFP via Getty Images)
Russian Navy's diesel-electric Kilo class submarine Rostov-on-Don sails through the Bosphorus Strait on February 13, 2022. (Photo by Ozan Kose/AFP via Getty Images)
US Secretary of State Antony Blinken welcomes Turkmenistan Foreign Minister Rashid Meredov in the Treaty Room at the State Department in Washington, DC, on April 24, 2023. (Oliver Contreras/POOL/AFP via Getty Images)
Trident Juncture 18 takes place in Norway and the surrounding areas of the North Atlantic and the Baltic Sea, including Iceland and the airspace of Finland and Sweden, on November 7, 2018. (NATO via Flickr)