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Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Missile Defense
Missile Defense
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Traditional Greenlandic housing is seen from the Myggedalen viewpoint on March 28, 2025, in Nuuk, Greenland. (Leon Neal via Getty Images)
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President Donald Trump meets with Israel's Prime Minister Benjamin Netanyahu in the Oval Office of the White House in Washington, DC, on February 4, 2025. (Andrew Caballero-Reynolds/AFP via Getty Images)
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A view of a destroyed hospital building after a Russian drone attack on March 19, 2025, in Krasnopillia, Sumy Oblast, Ukraine. (Pavlo Zarva/Kordon.Media/Global Images Ukraine via Getty Images)
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A Ukrainian soldier holds an FPV drone at arm’s length during military exercises on March 15, 2025, in Donetsk Oblast, Ukraine. (Roman Chop via Getty Images)
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A screen grab from a video shows Russian President Vladimir Putin, dressed in military uniform, visiting a command post in Kursk, Russia, on March 12, 2025. (Kremlin Press Office via Getty Images)
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Ukrainian military walk through the destruction after a large scale Russian attack on a residential complex on March 10, 2025, in Dobropillia, Ukraine. (Paula Bronstein via Getty Images)
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The Skydio X10D drone flies during a counter-uncrewed aerial systems training exercise at Grafenwoehr Training Area in Bavaria, Germany, on February 13, 2025. (US Army photo)
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The guided-missile destroyer USS Fitzgerald fires the first Naval Strike Missile from a US destroyer on July 18, 2024, in the Pacific Ocean. (US Navy photo)
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Rockets fired from southern Lebanon are intercepted by Israel's Iron Dome air defence system over the Upper Galilee region in northern Israel on September 27, 2024. (Jalaa Marey/AFP via Getty Images)
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Maxar satellite imagery from December 12, 2024, of Iran's new drone ship (known as the Shahid Bagheri) is anchored offshore near the Iranian naval port of Bandar Abbas in the Persian Gulf. (Maxar Technologies via Getty Images)
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(School of War)
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A woman walks past a television screen showing a news broadcast of a North Korean military parade showcasing a record number of nuclear and intercontinental ballistic missiles in Seoul on February 9, 2023. (Jung Yeon-je/AFP via Getty Images)
Experts
Rebeccah L. Heinrichs
Senior Fellow and Director, Keystone Defense Initiative
Tim Morrison
Senior Fellow
Iku Tsujihiro
Research Associate
Timothy A. Walton
Senior Fellow, Center for Defense Concepts and Technology
