Assigned to the North Atlantic Ocean On 4 May 1917, Mrs. Harriman loaned the steam yacht to the United States Navy under a free lease.
Sultana was commissioned on 27 May 1917. It was fitted out at
Brooklyn Navy Yard, and she joined a special patrol force at
Tompkinsville, Staten Island, on 6 June. The force sailed for
France on 9 June. On 4 July, she rescued 45 survivors of the American merchantman,
Orleans, which had been torpedoed the day before; and she landed them at
Brest, France, that evening. From 4 July 1917 to 5 December 1918,
Sultana was attached to the US Patrol Squadron based at Brest and performed escort and patrol duty. On 5 December, after the war had ended, she headed for home via the
Azores and
Bermuda, and arrived at New York on 28 December 1918. ==Post-war decommissioning and disposal==