#OnThisDay (1933): German President Paul von Hindenburg names Adolf Hitler, leader of the Nazi Party, as chancellor of Germany. Riding a wave of popularity that intimidated many of his peers in the government, Hitler quickly expanded the state police (the Gestapo) and commissioning a new security force comprised of Nazis. Andrew Nagorski covers the rise and fall of the Third Reich in hist books "Hitlerland," "The Nazi Hunters," and "The Greatest Battle." | History in Five