The U.S. Entering World War II "A date that will live in infamy," (Snyder 33) was what President Franklin Delano Roosevelt called December 7, 1941. It was a calm Sunday morning at Pearl Harbor on the island of Oahu. Then two U.S. soldiers saw an oscilloscope signal on their mobile radars. They immediately called this in to their commanding officer but he told them to ignore it because the base was expecting a squadron of friendly B-17's to be coming from the mainland. Thirty minutes later the first bomb fell and almost killed a courier boy who was trying to deliver a message to Pearl Harbor Naval Base that the Japanese Imperial Navy was going to atta