World War II By lolsniper411 Sep 1, 1939 Hitler invading Poland Hitler took over the country of Poland Period: Sep 1, 1939 to Aug 9, 1945 World War II Jun 1, 1940 France Surrenders to Nazi Germany Mar 6, 1941 Roosevelt signs the Lend lease act Jan 1, 1945 Josef Stalin Period: Jan 1, 1945 to Jan 1, 1990 Cold War Mar 8, 1945 the United Nations Is established Mar 18, 1950 The Korean war Apr 17, 1961 The Bay of Pigs hundreds of cuban rebles entered cuba but then were later slaughtered like pigs in a slaughter house Apr 17, 1963 JFK is assasinated JFK is assasinated by Lee Harvey Oswakd Apr 17, 1964 Lyndon B Johnson is elected president