
Caption
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)
Leon Martel was the author, with Herman Kahn and William Brown, of Hudson Institute's The Next Two Hundred Years: A Scenario for America and the Wo
Leon Martel was the author, with Herman Kahn and William Brown, of Hudson Institute's The Next Two Hundred Years: A Scenario for America and the World (William Morrow & Co, 1976).