 Initially home-ported at Curtis Bay, she made her first summer training cruise to Europe and the Mediterranean in 1907, also visiting Puerto Rico and the Virgin Islands.In 1909 the summer cruise included ports-of-call in Spain and Italy.In 1910, the United States Department of War vacated Fort Trumbull near the mouth of the Thames River on Long Island Sound in New London, Connecticut, and it became the new home of the Revenue Cutter Service School of Instruction.