Originally Posted by RabidGibbon
Perhaps a bit late in this conversation to bring this up, but Hitler declared war on America after Pearl Harbour.
However It should be also pointed out that Roosevelt did a lot to help the UK before war was declared with the Lend Lease program.
Despite his help of the UK in the early years of the war however Roosevelt constantly obstructed Churchills attempts to try and make sure Russia did not dominate Eastern Europe after the second world war. For some reason Roosevelt seemed more afraid of British Imperialism than Soviet Imperialism (Cos' Soviet Imperialism wasn't called Imperialism).