User:Maralia/USCGC Dione (WPC-107)

USCGC Dione (WPC-107) was a steel-hulled, diesel-powered Thetis-class patrol boat of the United States Coast Guard that patrolled the Eastern coast of the United States during World War II.

World War II service
The United States entered World War II in December 1941 with formal declarations of war against Japan, Germany, and Italy. By mid-January 1942, U-boats involved in Operation Drumbeat had begun to hunt and sink merchant ships in the coastal waters of the eastern seaboard. With the bulk of US naval power in the Atlantic already dedicated to transatlantic escort duty for American troopships and convoys, shipping on the eastern seaboard was left largely unprotected.

Adolphus Andrews—commander of the Eastern Sea Frontier, which extended from the Canadian border south to North Carolina—cobbled together a ramshackle fleet of twenty ships to defend the east coast against submarines: