The Department of the East was a military administrative district established by the U.S. Army several times in its history.
On January 3, 1863, the Department of the East was revived, to administer the many districts and posts created by the Civil War in New York, New Jersey and the states of New England.
The 24th Aero Squadron returned to the United States on or about 1 August 1919 and reported to Mitchel Field, on Long Island, New York.
However, the squadron was sent to Park Field, near Memphis, Tennessee, where personnel were de-mobilized and returned to civilian life.
[2][3][4][5] It was carried as an administrative unit seemingly under the Eastern Department,[citation needed] however, it was not re-manned and was finally inactivated on 1 October 1919.