Leslie Groves

Lieutenant General Leslie Richard Groves Jr. (August 17, 1896 – July 13, 1970) was a United States Army Corps of Engineers officer. He helped construct the Pentagon and directed the Manhattan Project, which helped create the atomic bomb during World War II.

Leslie Groves
Leslie Groves, pictured here as a major general.
Birth name	Leslie Richard Groves, Jr.
Born	(1896-08-17)August 17, 1896 Albany, New York, U.S.
Died	July 13, 1970(1970-07-13) (aged 73) Washington, D.C., U.S.
Place of burial	Arlington National Cemetery, Virginia, U.S.
Allegiance	United States
Service/branch	United States Army
Years of service	1918–1948
Rank	Lieutenant General
Unit	Corps of Engineers
Commands held	Armed Forces Special Weapons Project Manhattan Project
Battles/wars	World War I Occupation of Nicaragua World War II
Awards	Army Distinguished Service Medal Legion of Merit Order of the Crown (Belgium) Companion of the Order of the Bath (United Kingdom) Medal of Merit (Nicaragua)
Other work	Vice President Sperry Rand

Groves had a heart attack on July 13, 1970.^[1] He died a few hours later at the Walter Reed Army Medical Center in Washington, D.C. at age 73.^[2][3]