Tibbets returned to the United States in February 1943 to help with the development of the Boeing B-29 Superfortress. After flying 43 combat missions, he became the assistant for bomber operations on the staff of the Twelfth Air Force. Tibbets was chosen to fly Major General Mark W. He flew the lead plane in the first American daylight heavy bomber mission against Occupied Europe on 17 August 1942, and the first American raid of more than 100 bombers in Europe on 9 October 1942. In July 1942, the 97th became the first heavy bombardment group to be deployed as part of the Eighth Air Force, and Tibbets became deputy group commander. In February 1942, he became the commanding officer of the 340th Bombardment Squadron of the 97th Bombardment Group, which was equipped with the Boeing B-17.
After the Japanese attack on Pearl Harbor, he flew anti-submarine patrols over the Atlantic. Tibbets enlisted in the United States Army in 1937 and qualified as a pilot in 1938. He is best known as the pilot who flew the B-29 Superfortress known as the Enola Gay (named after his mother) when it dropped Little Boy, the first of two atomic bombs used in warfare, on the Japanese city of Hiroshima. (23 February 1915 – 1 November 2007) was a brigadier general in the United States Air Force.