https://en.wikipedia.org/wiki/Denmark_in_World_War_II
At the outset of World War II in September 1939, Denmark declared itself neutral. For most of the war, the country was a protectorate and then an occupied territory of Germany.The decision to occupy Denmark was taken in Berlin on 17 December 1939. On 9 April 1940, Germany occupied Denmark in Operation Weserübung.The Danish government and king functioned as relatively …