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)
Ukrainian infantrymen from the 126th Territorial Defense Brigade train on the banks of the Dnipro on April 16, 2024, in Kherson Oblast, Ukraine. (Photo by Kostiantyn Liberov/Libkos/Getty Images)
Demonstrators protest against a controversial bill limiting so-called foreign influence in Tbilisi, Georgia, on April 28, 2024. (Photo by Nicolo Vincenzo Malvestuto/Getty Images)
A protestor holds a Taurus missile sign at a demonstration to show support for Ukraine in Cologne, Germany, on January 6, 2024. (Photo by Ying Tang/NurPhoto via Getty Images)
Believers pray at the Church of Saint Yuri the Victorious on Holy Cross Sunday in Lviv, Ukraine, April 7, 2024. (Pavlo Palamarchuk/Anadolu via Getty Images)
A member of a Ukrainian artillery brigade during a training session near Chasiv Yar, Ukraine, on February 27, 2024. (Photo by Cristopher Rogel Blanquet/Getty Images)
The first of two Terminal High Altitude Area Defense (THAAD) interceptors is launched during a successful intercept test on September 10, 2013. (Missile Defense Agency photo)
A Ukrainian soldier stands in front of railroad station destroyed by Russian shelling on March 15, 2024, in Kostiantynivka, Ukraine. (Photo by Serhii Mykhalchuk/Global Images Ukraine via Getty Images)
A man suspected of taking part in the attack of a concert hall that killed 137 people is escorted by Russian law enforcement officers at the Basmanny District Court in Moscow on March 24, 2024. (Photo by Olga Maltseva/AFP via Getty Images)