The Four Freedom speech was delivered by US president Franklin D Roosevelt on January 6, 1941. In the speech he talked about four freedoms that people around the world should enjoy. The speech was delivered eleven month before the Pearl Harbour attack .
The speech was given before the congress, it was about the threat to democracies around the world and national security of US due to war. Roosevelt said that people every where should enjoy freedom of worship, speech and they must have freedom form fear and want
It was just one of the MANY reasons that resulted in the 2nd WW. Maybe if they hadn't been so harsh towards Germany and blamed them for the cause of WW1 then the 2nd one most likely wouldn't have happened.