His career was cut short when he was called by the National Guard to defend the Mexican border in the Battle of Columbus in the spring of 1916.
He then attended the United States Army Infantry School in Fort Benning, Georgia, before returning to Gainesville in 1923 as a football coach and an ROTC instructor.
Yon returned to the university after World War II, when he commanded the 25th Infantry in Bougainville Island.
[5] He was the director of Public Relations at the athletic department at the time of his death in 1965, following a long illness.
[2] He was the father of Everett Marion Yon, Jr., a West Point graduate with the class of 1956.