Final answer:
The topic of the speech was most related to the bombing of Pearl Harbor.
Step-by-step explanation:
The topic of the speech was most related to the bombing of Pearl Harbor. The speech given by President Franklin D. Roosevelt after the attack on Pearl Harbor in 1941 was about more than just requesting a declaration of war against Japan. It was a call to action and a reflection of the shock and devastation caused by the surprise attack on the U.S. naval base.