A number of new technologies and ideologies came forth during this battle that made war deadlier than ever before. In Part 6 of our series ... tags: air warfare atomic bomb Auschwitz blitzkrieg concentration camp Germany Holocaust

These were the only instances where nuclear weapons were used as a wartime measure. www.WatchMojo.com learns more about the atomic bombings ... tags: Allies atomic bomb Fat Man Franklin Delano Roosevel Germany Hiroshima Hitler