Thanks to its devastating blitzkrieg offensives, Germany earned an enduring reputation as one of World War II’s most frightening forces, combining mechanical efficiency and lightning speed. But while its panzers were indeed formidable, Germany fielded one of the least modern armies of the war. As R. L. DiNardo shows in this myth-busting history of the German war machine, 75 percent of its army relied on horses for transport, from Poland and France in 1939-40 until the end of the war.