Projectile cartridge cases are heated in the heat treat shop as a part of the production process at Scranton Army Ammunition Plant on December 8, 2023. (DVIDS)
A US nuclear fusion engineer inspects a target chamber at the National Ignition Facility in California, a future test site for light-induced nuclear fusion. (Getty images)
European leaders, NATO Secretary General Mark Rutte, and Ukrainian President Volodymyr Zelenskyy pose for a family photo on December 15, 2025, at the Chancellery in Berlin, Germany. (Getty Images)
Secretary of Defense Lloyd J. Austin III and Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, meet with Republic of Korea’s Minister of Defense Suh Wook for the 53rd US-Republic of Korea Security Consultative Meeting in Seoul, South Korea, on December 2, 2021. (DOD Photo by Navy Chief Petty Officer Carlos M. Vazquez II)
Chinese J-20 stealth fighters of the People's Liberation Army Air Force perform at Airshow China 2022 in Zhuhai, China, on November 8, 2022. (CNS/AFP via Getty Images)
Ships from the US, Japan, and Republic of Korea conduct a trilateral ballistic missile defense exercise in the Sea of Japan, on October 6, 2022. (US Navy Photo by Gray Gibson)
Japanese Prime Minister Fumio Kishida attends a news conference following the Quadrilateral Security Dialogue (Quad) leaders meeting at the prime minister’s official residence in Tokyo on May 24, 2022. (Photo by Kiyoshi Ota / POOL / AFP via Getty Images)
President Yoon Suk Yeol speaks during the celebration of the 77th National Liberation Day at Presidential House on August 15, 2022, in Seoul, South Korea. (Ahn Young-Joon - Pool/Getty Images)
A service member working with Command Task Force 66 unloads a Global Autonomous Reconnaissance Craft into the Port of Uskta during exercise Baltic Operations 2025 (BALTOPS 25) on June 8, 2025. (US Navy photo)