course at the Fort Leavenworth, Kansas School of the Line (now the United States Army Command and General Staff College. Later career Chamberlain was a student at the United States Army War College from September 1912 to June 1913. He served as inspector general of the Western Department from June 1913 to September 1914. From September 1914 to February 1917, Chamberlain was inspector general of the Eastern Department. Chamberlain was promoted to temporary brigadier general in February 1917 and assigned as Inspector General of the United States Army. He served throughout World War I and was promoted to temporary major general in October 1917. From July to September 1918, Chamberlain was in France to inspect the American Expeditionary Forces. From June to October 1920, Chamberlain served in Europe, where he performed post-war inspector general duties for American Forces in Germany, graves registration, and other activities within the purview of the United States Department of War. He reverted to his permanent rank of colonel in February 1921, but was promoted to major general again in March. From July to November 1921, Chamberlain was on an extended leave of absence while he conducted observation tours of several countries on behalf of the War Department, including all of the Balkan States, Turkey, Syria, Palestine, and Egypt. In November 1921, Chamberlain requested retirement, which was approved, and he left the military shortly before reaching the mandatory retirement age of 64. Awards and honors He was awarded the Army Distinguished Service Medal, the citation for which reads: He also received the following medals: Indian Campaign Medal Spanish War Service Medal Philippine Campaign Medal Mexican Border Service Medal World War I Victory Medal Later life and death In retirement, Chamberlain was a resident of Washington, D.C. He died in Washington on November 14, 1948. At the time of his death, he was the oldest living graduate of the United States Military Academy. Chamberlain was buried at Arlington National Cemetery. Family In 1896, Chamberlain married Carolyn Marrow in Narragansett Pier, Rhode Island. They were the parents of two children, army officer John L. Chamberlain Jr. and Carolyn Chamberlain, the wife of Frederick M. Bradley. Notes References External links John Loomis Chamberlain at Arlington National Cemetery 1858 births 1948 deaths People from Livonia, New York Military personnel from Washington, D.C. United States Army personnel of the Indian Wars American military personnel of the Spanish–American War American military personnel