On School of War, Aaron Maclean hosts Major General Mick Ryan to discuss the current state of the Russia-Ukraine War and assess tactical innovations, the challenges of operations and strategy, the structure of the Ukrainian military, the political landscape under Volodymyr Zelenskyy.
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US Secretary of War Pete Hegseth and Japan’s Minister of Defense Shinjiro Koizumi inspect a guard of honor on October 29, 2025 in Tokyo, Japan. (Getty Images)