World War II

  • Germany invades Poland

    Germany invades Poland
  • Britain, Australia, New Zealand, and France declare war on Germany

  • US proclaims its neutrality

    US proclaims its neutrality
  • Japan makes surprise attack at Pearl Harbor

    Japan makes surprise attack at Pearl Harbor
  • US declares war on Axis powers

  • First American forces arrive in Great Britain

  • President Roosevelt dies and Harry Truman becomes President

    President Roosevelt dies and Harry Truman becomes President
  • US landings on Guam

  • US troops encircle Germans in Ruhr

  • US drops atomic bomb on Hiroshima

  • US drops atomic bomb on Nagasaki in Japan

  • Japanese surrender

  • WWII ends

    WWII ends