The Canadian Invasion of Greenland, also known in Canada as the Canadian Occupation of Greenland, was a armed military occupation of Greenland by the Canadian Army and UPC Forces. The invasion had no death, other than a injured soldier, with little to no resistance from the resident of Greenland.
The Danish government wanted the Canadians out. The Danes gave tge UPC a ultimatum. The set of demands included Canadian forces leaving Greenland. The ultimatum was ignored by UPC and on Feburay 1, Denmark declares war on Canada and invaded.