Shafroth then spent next three years aboard "Virginia" with training, participating in the Fleet Exercise in the Caribbean. He was commissioned Ensign on June 6, 1910, after serving two years at sea required then by law. Shafroth was promoted to Lieutenant (junior grade) on June 6, 1913 and served consecutively aboard destroyers USS "Jouett", USS "Beale", USS "Jenkins". While aboard "Jenkins", he served as ship's Executive officer under Lieutenant Frederick V. McNair and took part in the American occupation of Veracruz in April 1914.