HNLMS_O_12
HNLMS O 12 was a O 12-class submarine of the Royal Netherlands Navy. Built at Koninklijke Maatschappij De Schelde in Vlissingen,[2] she was launched in 1930 but was unable to take part in military action during World War II. After being scuttled by the Dutch Navy, she was raised by Nazi Germany's Kriegsmarine and taken into service as UD-2, and then scuttled again.[5]