Throughout the next five years, "Delaware" participated in the normal peacetime routine of fleet and squadron maneuvers, gunnery drills, and torpedo practice in the Atlantic Fleet. During the summer months, she conducted training cruises for midshipmen from the Naval Academy. She was present in the Naval Review of 14 October 1912, attended by President William Howard Taft and the Secretary of the Navy George von Lengerke Meyer. In 1913, she conducted a good-will visit to Villefranche, France, along with the battleships and . She participated in the intervention in Mexico at Veracruz during the Mexican Revolution, to protect American citizens in the area.