Pearl Harbor came as a surprise to the U.S., so Roosevelt was able to do nothing about it.
2 hours or so after the attack, President Roosevelt declared war on Japan, which lead to their destruction.
Roosevelt
Franklin Delano Roosevelt Franklin Delano Roosevelt
Franklin D Roosevelt
The attack on Pearl Harbor was on the morning of December 7, 1941. Franklin D. Roosevelt was the President of US in 1941.Franklin D.RooseveltFranklin Delano Roosevelt was the President during the attack on Pearl Harbor.
Franklin Delano Roosevelt
Roosevelt
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Franklin D Roosevelt was the US president when the attack on Pearl Harbour by the Japanese took place on December 7, 1941.
FDR.
He declared war.