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United States Department of War - Wikipedia, the free encyclopedia (210 words) |
 | The United States Department of War was the military department of the United States government's executive branch from 1789 until 1949, when it became part of the United States Department of Defense. |
 | In 1949 the War Office was renamed the United States Department of the Army and became a component of the Department of Defense. |
 | The United States Secretary of the Army is in charge of the administrative offices necessary for the Army's operations. |
| United States Department of Defense - definition of United States Department of Defense in Encyclopedia (830 words) |
 | The United States Department of Defense, abbreviated DoD or DOD and sometimes called the Defense Department, is a civilian Cabinet organization of the United States government. |
 | The Department of Defense is based in The Pentagon in Arlington County, Virginia outside Washington, DC, across the Potomac River. |
 | It was created by combining the War Department (founded in 1789) with the Navy Department (founded in 1798; formerly the Board of Admiralty, founded in 1780), and the newly created Department of the Air Force. |