Returning stateside, he graduated from the National War College in 1967, then served in the Plans and Operations Division, Office of the Joint Chiefs of Staff until 1969, promoted to temporary colonel in November 1968.
Upon returning to his homeland, he completed his studies at the National War College in 1967. He then served in the strategic planning department of the Joint Chiefs of Staff from 1967 to 1969, receiving a temporary promotion to colonel in November 1968.