Nearly all of their most aggressive war leaders and revolutionaries, along with their most infamous traitors, had been between ages twenty-one and thirty-one in 1914: Adolph Hitler, Benito Mussolini, Francisco Franco, Charles de Gaulle, Pierre Laval, Vidkun Quisling, Josip Broz Tito, Hideki Tojo, Mao Zedong, Chiang Kai-shek, and Ho Chi Minh.