sentences:  "Threat" was decommissioned on 31 May 1946.Although she was reclassified as a steel-hulled fleet minesweeper (MSF-124) on 7 February 1955, "Threat" never resumed active service in the U.S. Navy, and was ultimately struck from the Naval Vessel Register on 1 July 1972.Transferred to the government of Mexico along with several sister-ships during 1973, she was renamed ARM "Francisco Zarco" (C81).