until December 1920, when he was detached to return to the United States. On January 2, 1921, he reported for duty at the Naval Postgraduate School at Annapolis, Maryland, and began a 29-month series of ordnance-related studies. On December 26, 1922, Theodora Edson Chandler was born. She was the only child born to Theodore and Beatrice Chandler. On June 1, 1923, he completed training duty and, after a brief leave of absence, reported to Newport News, Virginia, on July 4 for duty in conjunction with the outfitting of the battleship . The battleship went into commission on 1 December, and Chandler served in her until 16 January 1925 when he transferred to the battleship . In June 1926, newly promoted Lt. Comdr. Chandler came ashore once more for a two-year assignment at the Naval Mine Depot, Yorktown, Virginia. A nine-month tour of duty as gunnery officer in the light cruiser followed. He reported on board the auxiliary vessel on April 24, 1929, but was detached only two days later to assume command of the destroyer . In October 1930, he began another series of shore assignments, reporting initially to the Bureau of Ordnance and then to the Army Industrial College before rounding out duty ashore with a brief tour in the office of the Chief of Naval Operations. On May 30, 1932, Chandler resumed sea duty as gunnery officer on the staff of the Commander Destroyers Battle Force. On February 2, 1934, he assumed command of the destroyer . Between August 1935 and June 1938, he served three successive tours as assistant naval attaché: first at Paris, then at Madrid, and finally at Lisbon. He arrived in Camden, New Jersey, in June 1938 to help fit out the light cruiser ; and he served as her executive officer until July 1940. Next, he returned to Washington, D.C. for a 15-month assignment in the office of the Chief of Naval Operations. Near the end of that tour of duty, he was promoted to captain on July 18, 1941. World War II Atlantic campaigns Chandler relieved Capt. P. P. Powell as commanding officer of the light cruiser on October 15. Shortly over three weeks later, an event occurred that highlighted Chandler's tour in command of the light cruiser. On the morning of November 6, 1941, Omaha, in company with the destroyer , came across a darkened ship that acted suspiciously when challenged.