HMS Wolsey number became G40 in June 1918; it was changed to D98 during the interwar period. Upon completion, "Wolsey" was assigned to the Grand Fleet, based at Scapa Flow in the Orkney Islands, in which she served for the rest of World War I. After the conclusion of World War I, "Wolsey" served in the Atlantic Fleet. In the late 1920s, she operated on the China Station. After the British river steamer SS "Kutwo" collided with and sank a Chinese troop-carrying launch on the Yangtze River and Chinese authorities threatened to seize her at Nanking in early March 1927, "Wolsey" arrived
South Orkney Islands station house up to 45 people during the summer, and an average of 14 during winter. The British Antarctic Survey base, Signy Research Station, is located on Signy Island and was established in 1947. Initially operated year-round, since 1995/6 the Signy Research Station has been open only from November to April each year (southern hemisphere summer). Apart from personnel at the bases, there are no permanent inhabitants on the islands. The South Orkney Islands were discovered in 1821 by two sealers, the American Nathaniel Brown Palmer and the British George Powell. The Islands were originally named "Powell's Group", with the