[1] In April 1898, at the start of the Spanish–American War, Christy was serving as an ensign aboard the cruiser Detroit when she captured the ocean liner Catalina off Havana.

[1] Christy commanded the Reina Mercedes, the station ship at Annapolis, Maryland, when he was placed in charge of vessels for the Army Transport, at the Naval Academy, between 9 September 1915 and 5 July 1917.

Two days later, on 19 August, Christy was placed in command of the armored cruiser San Diego, engaged in transporting and escorting troops and supplies to European ports.

[3] At 11:05 on the morning of 19 July 1918 San Diego hit a mine laid by the German U-boat U-156 off Fire Island, New York.

[1] Christy died on 4 June 1950, and is buried at the United States Naval Academy Cemetery in Annapolis, Maryland.