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)
Joe Biden holds a meeting with his science and technology advisors at the White House on April 4, 2023, in Washington, DC. (The White House via Flickr)
Aerial view of the Diablo Canyon the only operational nuclear plant left in California due to be shutdown in 2024 on December 1, 2021, Avila Beach, California. (George Rose via Getty Images)
China's guided-missile destroyer Zhanjiang attends the Langkawi International Maritime and Aerospace Exhibition on May 26, 2023, in Langkawi, Malaysia. (Zhang Hui via Getty Images)
The US Capitol building is shrouded in haze as smoke from wildfires in Canada brings unhealthy air quality to the East Coast in Washington, DC, on June 7, 2023. ( Aaron Schwartz/Xinhua via Getty Images)