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        selective service act signed. the first official network television broadcast is put out by NBC. - 
  
  
        germany attacks the balkans and russia. japanese surprise attack on u.s fleet at pearl harbor brings u.s into WWII; u.s and britain declare war on japan. manhattan project (atomic bomb research) begins. - 
  
  
        nazi leaders attend wannsee conference to coordinate the "final solution to the jewish question", the systematic genocide of jews known as the holocaust. - 
  
  
        churchill and roosevelt hold casablanca conference - 
  
  
        allies invade normandy on d-day - 
  
  
        hitler commits suicide on april 30th and germany surrenders may 7th - 
  
  
        winston churchill's "iron curtain" speech warns of soviet expansion - 
  
  
        peace treaties for italy, romania, bulgaria, hungary, finland signed in paris - 
  
  
        verdict in japanese war trial; 18 imprisoned - 
  
  
        truman proposes point four program to help worlds less developed areas