Disque was a Distinguished Graduate of the Infantry and Cavalry School at Fort Leavenworth (a United States Army installation in Kansas) in 1904-1905 before serving as a first lieutenant until 1916.
Disque was a Distinguished Graduate of the Infantry and Cavalry School at Fort Leavenworth in 1904-1905, then completed the Staff Course in 1905-1906, where his thesis was in law: The Suspension of the Privilege of the Writ of Habeas Corpus in the United States. Fort Leavenworth is a United States Army installation located in Leavenworth County, Kansas, in the city of Leavenworth, roughly 20 miles northwest of Kansas City. Disque served as a first lieutenant until 1916, when he was promoted to captain under the 14-years-in-grade rule. 
