After shakedown and training in the Caribbean Sea and off Norfolk, Virginia, the amphibious transport dock departed Norfolk on 9 October to participate in "Operation Steel Pike I", a complex training exercise involving over 80 ships and United States and Spanish troops. It closed the coast of Spain off Huelva on 26 October, and embarked Under Secretary of the Navy Paul B. Fay, Vice Chief of Naval Operations Admiral Horacio Rivero, Commandant of the Marine Corps General Wallace M. Greene, and Chairman of the House Armed Services Committee Congressman Mendel Rivers to watch the landing operations.