 At the onset of the Second World War, "Thorodd" was drafted into the Royal Norwegian Navy as a coastal patrol vessel, based in Hammerfest, and Bamse was enrolled as an official crew member on 9 February 1940.After the Nazi invasion of Norway on 9 April 1940 the "Thorodd" was part of the naval opposition to the Germans and had as one of its uses POW transport.Shortly before the 10 June 1940 capitulation of mainland Norway, "Thorodd" was one of 13 Norwegian naval vessels to escape to the UK, arriving 17 June 1940.