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Born in Albany, New York he was educated at the University of Washington and MIT before attending West Point. He graduated in 1918 and was commissioned into the Army Corps of Engineers, completing his engineering studies at Camp Humphreys , 1918-21. He married Grace Hulbert Wilson in 1922Events January 7 Dali Eireann ratifies the Anglo-Irish Treaty by 64-57 votes. January 10 Arthur Griffith is elected President of Dail Eireann January 11 First successful insulin treatment of diabetes. January 12 British government releases Irish prisoners.
After working throughout the United States he was attached to the Office of the Chief of Engineers and received a promotion to Captain in October 1934Events January-April January 1 Alcatraz becomes a federal prison. January 7 First Flash Gordon comic strip is published. January 10 Execution of Marinus van der Lubbe January 24 Einstein visits White House January 26 The Apollo Theater opens in Harlem, Ne and following courses at the General Staff College at Fort LeavenworthIn 1827, Colonel Henry Leavenworth established a post on the bluffs overlooking the western bank of the Missouri River to protect the fur trade, safeguard commerce on the Santa Fe Trail and maintain the peace among the inhabitants. For the first fifty yea (1936) and the Army War College ( 1939Events January-June January 2 End of term for Frank Finley Merriam, 28th Governor of California. He is succeeded by Culbert Levy Olson. January 24 Earthquake kills 30. 000 in Chile about 50. 000 sq mi razed January 26 Falangists take Barcelona January 26) he was promoted to Major in 1940Events January-February January 5 FM radio is demonstrated to the FCC for the first time. January 6 World War II: Mass execution of Poles, committed by Germans in the Poznan, Warthegau. January 12 World War II: Russia bombs cities in Finland. February 2 F and posted to the General Staff in Washington. He was deputy to the Chief of Construction and oversaw a number of projects including the construction of the Pentagon in 1940. In the same year he was promoted to Colonel.
In September 1942Events January January 1 World War II: The word " United Nations" is first officially used to describe the Allied pact. January 2 World War II: Manila is captured by Japanese forces. January 5 Amy Johnson disappears in flight over River Thames estuary ass he was made temporary Brigadier General and appointed as the military director of the nascent Manhattan Engineer District of the US Army Corps of Engineers, he provided the code-name 'Manhattan' himself from his Corps habit of naming districts after their headquarters' city. He had been seeking action overseas and was initially highly dubious of attaching himself to a little regarded weapons project. He was important in determining the sites to be used, finally deciding on Oak Ridge, Tennessee, Los Alamos, New Mexico and Hanford Engineering in Washington state, as the primary sites for theoretical research and materials production. See Los Alamos National Laboratory for a detailed examination of the project.
Groves was promoted to temporary Major General in 1944.
He continued to play a role at Los Alamos as Chief of Army Special Weapons Project until January 1947 when the military relinquished control to the Atomic Energy Commission. Groves was made Lieutenant General in 1948, just before his retirement on February 29, 1948.
Groves went on to become a Vice-President at Sperry Rand.
Groves, Leslie Groves, Leslie Groves, Leslie Groves, Leslie