After World War II 1.2 million Eastern European displaced persons refused to return home, creating a large-scale refugee crisis.

"By the war’s conclusion, nearly 16 million men and a half million women would provide military service for their country. Where would the opportunities to create better lives for themselves come from for these men and women who had seen, experienced, and sacrificed so much during the war years?" 

The First Washington Conference, code-named ARCADIA, from December 22, 1941 to January 14, 1942, set the strategic direction for the Anglo-American war effort and established the Joint Chiefs of Staff.
 

As one of the first female wartime correspondents, Martha Gellhorn witnessed and covered many pivotal moments of World War II and the rest of the twentieth century.

The 26th Amendment, which lowered the voting age to 18, has roots in WWII history.