Lt. Col. James H. "Jimmy" Doolittle famously led the first U.S. strike against the Japanese homeland during World War II, and Doolittle as a lieutenant general also had a little-known role by happenstance in the last strike.

Following are some facts about the bombing of the Japanese city of Hiroshima and a second attack on Nagasaki three days later -- the only times nuclear weapons have been used in war. Japan surrendered on Aug. 15, 1945, ending its role in World War Two.

Key Points and Summary – Eighty years ago this week, the United States dropped two atomic bombs on Japan, forcing the end of World War II. -On August 6, 1945, the B-29 Enola Gay dropped the “Little Boy” uranium bomb on Hiroshima,