USS_Challenge_(ID-1015)
USS Challenge (ID-1015)
Tugboat of the United States Navy
USS Challenge (SP-1015/AT-59/YT-126/YTM-126) was a commercial tugboat acquired by the United States Navy for service in World War I, and remained available for duty during World War II.
The ship was built in 1889 by J. H. Dialogue and Sons, Camden, New Jersey, as the tug Defiance and commandeered by the Navy from the Shipowners & Merchants Tugboat Co., San Francisco, California, on 13 June 1918, delivered on 24 June, and outfitted at Mare Island Navy Yard. Commissioned as USS Defiance (SP-1015) on 29 July 1918. She was renamed USS Challenge on 15 August 1918.