sentences:  An underachiever academically, he excelled at sports, and became chief cadet captain before graduating in 1918 with the King's Medal, awarded for "gentlemanly bearing, character, good influence among his fellows and officer-like qualities".The following year he was posted to Britain as a midshipman, undergoing training with the Royal Navy and seeing service on and .He was promoted to sub-lieutenant on 15 April 1921.