What operation during WWII contributed significantly to raising morale on the US home front?

The Doolittle Raid is recognized for its substantial impact on American morale during World War II. Conducted on April 18, 1942, this mission involved B-25 bombers launching from an aircraft carrier to carry out a surprise bombing raid on Tokyo and other locations in Japan.

At that time, the United States had suffered significant setbacks, including the attack on Pearl Harbor, leading to feelings of vulnerability and uncertainty. The successful execution of the Doolittle Raid provided a much-needed boost in morale not only for military personnel but also for civilians across the nation. It demonstrated that the United States could strike back against Japan after the initial losses, instilling a sense of hope and determination in the American public.

The other choices, while significant in their own right, did not have the same immediate impact on morale at home. Operation Overlord refers to the Allied invasion of Normandy, which was indeed pivotal but occurred later in the war and was more about large-scale military strategy rather than a sudden morale boost. The Battle of Britain largely involved British forces fighting against German air attacks, and while it was an important moment for the Allies, it did not directly involve U.S. forces at that stage. The Normandy Landings, while a monumental and