Stuff You Missed In History Class

During the Cold War, both the U.S. and the U.S.S.R. stockpiled weapons, eventually holding enough power to destroy the world several times over. Yet neither side actually used these weapons. Learn more about M.A.D. in our article on HowStuffWorks. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.