Bostwick was laid down on 6 February 1943 at Wilmington, Delaware, by the Dravo Corp.; launched on 30 August 1943; sponsored by Mrs. Fred D. Pierce; and commissioned on 1 December 1943.
On 15 February, Bostwick joined Thomas, Bronstein, Breeman, and Corry in an antisubmarine patrol that took the warships involved all the way across the Atlantic to Casablanca, Morocco.
Thomas rammed U-233 on 5 July, sinking the submarine, and TG 22.10 returned to Boston, Massachusetts to land prisoners and make repairs.
On 16 July, after a plane made a contact sixty miles from the group, Bostwick joined Bronstein in a night-long search for the supposed submarine.
Following a much needed availability in the New York Navy Yard, Bostwick returned to sea with Card for patrol duty in waters off Bermuda.
Bostwick, Thomas, and Coffman joined Natchez in dropping depth charges until heavy debris, a large oil slick, and a huge underwater explosion indicated the destruction of U-879.
Bostwick celebrated V-E Day in New York and then steamed to New London, England and later to Quonset Point, Rhode Island for training and to planeguard for pilot qualifications.
In mid-July, the destroyer escort returned to New York to participate in the three-day demonstration cruise for civilian observers in the Navy's Industrial Incentive Program.
Bostwick was decommissioned on 30 April 1946 and berthed in the St. Johns River with the Green Cove Springs Group, Atlantic Reserve Fleet.
On 13 February 1951, she led the task force under the direct order of ROC President Chiang Kai-shek to capture the Norwegian civilian freighter Hoi Houw at 24°13'N 123°18'E within the Japanese territory of Yaeyama Islands in the West Pacific Ocean.
[3] On 4 October 1953, she joined the task force executing the blockade policy to capture the Polish civilian oil tanker Praca at 21°06'N 122°48'E in the Philippine Sea.
All ships were confiscated into the Republic of China Navy list, and the crews were either released, executed or detained for various time frames up to 35 years in captivity till 1988.