World War II was unquestionably the greatest bloodletting in world history. Never before had so many people lost their lives in such a short period of time. Of all of the many tragedies during the war, one of the largest actually took place after the war. It was the largest single migrations of people in human history, it resulted in millions of deaths, and almost no one knows about it. Learn more about the Post-WWII German Expulsions on this episode of Everything Everywhere Daily. Learn more about your ad choices. Visit megaphone.fm/adchoices