 After a period of training in the United Kingdom, he commanded a company in 45 Commando, 3 Commando Brigade, on Malta.Upon completion of the exchange tour in 1959, he reported for duties with the 1st Marine Division, Camp Pendleton, California, where he served consecutively as a company commander in reconnaissance, anti-tank, and infantry battalions.In 1961 he was ordered to duties as an instructor with the NROTC unit at the University of Colorado, where he would also complete a Master of Arts degree in history.