Robert C. Buchanan
Robert C. Buchanan (1811-1878) - Born 1 Mar 1811 in Baltimore, Maryland. A career U.S. Army infantry officer who was a graduate of the United States Military Academy. Died 29 Nov 1878 in Washington DC and buried in Rock Creek Cemetery, Washington DC.

He entered the United States Military Academy 1 Jul 1826 and graduated 1 Jul 1830 in the Class of 1830 ranking 31st out of 42.
Assignments:
- (1826-1830) Cadet, United States Military Academy
- (1831-1832) Bvt. 2nd Lt. (1 Jul 1830), 4th U.S. Infantry, Baton Rouge, Louisiana
- (1832-1832) 4th U.S. Infantry, Fort Crawford, Wisconsin, in the Black Hawk War
- (1832-1832) 4th U.S. Infantry, Fort Armstrong, Illinois
- (1832-1834) 4th U.S. Infantry, Baton Rouge, Louisiana
- (1834-1835) 4th U.S. Infantry, New Orleans, Louisiana
- (1835-1838) 1st. Lt. (16 Mar 1836), Adjutant, 4th U.S. Infantry at Regiment Headquarters and in the Second Seminole War
- (1838-1839) Captain (1 Nov 1838), 4th U.S. Infantry, Louisville, Kentucky
- (1839-1840) 4th U.S. Infantry, Fort Gibson, Indian Territory (Oklahoma)
- (1840-1841) 4th U.S. Infantry, Building Military Road to Fort Smith, Arkansas
- (1841-1842) 4th U.S. Infantry, Second Seminole War
- (1842-1844) 4th U.S. Infantry, Jefferson Barracks, Missouri
- (1844-1845) 4th U.S. Infantry, Camp Salubrity, Natchitoches, Texas
- (1845-1846) 4th U.S. Infantry, Military Occupation of Texas
- (1846-1846) Bvt. Major (9 May 1846), 4th U.S. Infantry, Mexican War
- (1846-1847) Bvt. Lt Col (25 Nov 1846), Battalion of Maryland Volunteers, Commanding
- (1846-1847) Bvt. Lt Col (8 Sep 1847), Battle of Molino del Rey, Mexico
- (1848-1848) Acting Inspector General
- (1849-1850) 4th U.S. Infantry, Fort Niagara, New York
- (1850-1852) 4th U.S. Infantry, Recruiting Service
- (1852-1853} 4th U.S. Infantry, Benicia Barracks, California
- (1853-1856) Major (3 Feb 1855), 4th U.S. Infantry, Fort Humboldt, California
- (1857-1859) 4th U.S. Infantry, Recruiting Service
- (1859-1860) 4th U.S. Infantry, On Courts Martial Service
- (1860-1861) Detached Service, Washington, DC
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