George S. Patton served as a commissioned officer in the United States Army for 36 years. He served in three major conflicts (Mexican Punitive Expedition, World War I and World War II) during his military career.
AEF Light Tank School – November 19, 1917 to August 1918
1st Provisional Tank Brigade – August 1918 to November 6, 1918
304th Tank Brigade – November 6, 1918 to September 30, 1920
3rd Squadron, 3rd Cavalry – September 30, 1920 to November 20, 1922
Student officer, Advanced Class, Cavalry School, Jan. 1, 1922, to June 6, 1923
Student officer, General Service Schools, Sept. 12, 1923, to June 12, 1924 (Honor Graduate)
General Staff with troops, at Boston, Mass., Assistant Chief of Staff, G‑1, 1st Corps Area, July, 1924, to Mar. 4, 1925
General Staff with Hawaiian Division and Hawaiian Dept., Assistant Chief of Staff, G‑1‑2‑3, Apr., 1925, to Apr., 1928
Office, Chief of Cavalry, Plans and Training, Apr. 14, 1928, to Aug. 17, 1931
Student officer, Army War College, Aug. 18, 1931, to June 25, 1932
Executive Officer, 3d Cavalry, June 25, 1932 to April 15, 1935
Assistant Chief of Staff, G‑2, Hawaiian Dept., May 21, 1935 to July 12, 1937
Director of Instruction, Cavalry School, August, 1937 to July, 1938
Commanding Officer, 5th Cavalry Regiment – July 24, 1938 to December 1938
Commanding Officer, 3rd Cavalry Regiment – December 1938 to July 1940
Commanding Officer, 2nd Brigade, 2nd Armored Division – July 16, 1940 to April 4, 1941
Commanding Officer, 2nd Armored Division – April 4, 1941 (acting since November 1940) to January 15, 1942
Commanding Officer, I Armored Corps – January 15, 1942 – March 6, 1943
Commanding Officer, II Corps – March 6, 1943 to April 1943
Commanding Officer, I Armored Corps – April 1943 to July 9, 1943
Commanding Officer, 7th Army – July 9, 1943 – January 26, 1944
Commanding Officer, 1st Army Group (phantom) – January 26, 1944 to June 6, 1944
Commanding Officer, 3rd Army – January 26, 1944 to October 7, 1945
Military Governor of Bavaria – July 1945 to October 7, 1945
Commanding Officer, 15th Army – October 7, 1945 to December 21, 1945
Foreign orders and decorations
Belgium
Czechoslovakia
France
Luxembourg
Morocco
Russia / Soviet Union
United Kingdom
Service summary of George S. Patton Wikipedia (Text) CC BY-SA