 While in this assignment he participated in contingency operations in Lebanon in 1958.He was deployed to the U.S. 6th Fleet as commander, Task Force 62 (Landing Force) and later was deployed as the commanding officer, Battalion Landing Team (BLT) 2/6 during the Cuban contingency operations.In December 1962, LtCol Dwyer became Asst G-1 of the 2nd Marine Division.