First Atomic Bomb August 6, 1945

During the final stages of World War II in 1945, the United States conducted two atomic bombings against the cities of Hiroshima and Nagasaki in Japan. These two events are the only use of nuclear weapons in war to date.

Doolittle Raid on Japan, 18 April 1942

The April 1942 air attack on Japan, launched from the aircraft carrier Hornet and led by Lieutenant Colonel James H. Doolittle, was the most daring operation yet undertaken by the United States in the young Pacific War. Though conceived as a diversion that would also boost American and allied morale, the raid generated strategic benefits that far outweighed its limited goals.