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President Donald Trump speaks during a meeting with business leaders at the US Ambassador’s Residence on October 28, 2025, in Tokyo, Japan. (Getty Images)
Missile Defense
Missile Defense
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The type 094A JIN-class nuclear submarine Long March 10 of the Chinese People's Liberation Army (PLA) Navy participates in a naval parade to commemorate near Qingdao, China, on April 23, 2019. (Photo by Mark Schiefelbein/AFP via Getty Images)
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Ukrainian soldiers prepare artillery in Donetsk Oblast, Ukraine, on December 10, 2024. (Diego Herrera Carcedo/Anadolu via Getty Images)
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(Screenshot via YouTube)
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(Deep Dive logo)
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Ukrainian soldiers prepare the BM-21 artillery in the direction of Kurakhove, Ukraine, on December 4, 2024. (Diego Herrera Carcedo/Anadolu via Getty Images)
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A poison hazard danger sign is seen in the town of Khan Shaykun, Syria, on April 5, 2017. (Ogun Duru/Anadolu Agency via Getty Images)
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A local resident stands outside of a destroyed building following a missile attack in Odesa, Ukraine, on November 17, 2024. (Oleksandr Gimanov/AFP via Getty Images)
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Ukrainian servicemen of the mobile air defense unit fire a machine gun at Russian drones during night patrol on December 2, 2024, in Chernihiv Oblast, Ukraine. (Maksym Kishka/Global Images Ukraine via Getty Images)
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(Deep Dive logo)
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Ukrainian soldiers operate a 122mm howitzer on November 9, 2024, near Toretsk, Ukraine. (Diego Fedele via Getty Images)
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(Re: Building Defense graphic)
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New recruits improve their tactical skills in Kharkiv, Ukraine, on November 14, 2024. (Sergey Bobok/AFP via Getty Images)
Experts
Rebeccah L. Heinrichs
Senior Fellow and Director, Keystone Defense Initiative
Iku Tsujihiro
Research Associate
Timothy A. Walton
Senior Fellow, Center for Defense Concepts and Technology
