Military History of Major-General John Sedgwick

• Second Lieutenant, 2nd Artillery, July 1, 1837.
• First Lieutenant, 2nd Artillery, April 19, 1839.
• Brevet Captain, August 20, 1847, for Gallant and Meritorious Conduct in the Battle of Churubusco, Mexico.
• Brevet Major, September 13, 1847, for Gallant and Meritorious Conduct in the Battle of Chapultepec, Mexico.
• Captain 2nd Artillery, January 26, 1849.
• Major 1st Cavalry, March 8, 1855.
• Lieutenant-Colonel 2nd Cavalry, March 16, 1861.
• Colonel 1st Cavalry, April 25, 1861.
• Colonel 4th Cavalry, August 3, 1861.
• Brigadier-General United States Volunteers, August 31, 1861.
• Major-General United States Volunteers, July 4, 1862.
• Killed, May 9, 1864; Aged 51.

SOURCE: George William Curtis, Correspondence of John Sedgwick, Major-General, Volume 2, p. 217