Provinces and territories of Canada north-west of the Canadian colony, known as Rupert's Land and the North-Western Territory and assigned them to the Hudson's Bay Company. In 1870, the company relinquished its claims for £300,000 ($1.5 million), assigning the vast territory to the Government of Canada. Subsequently, the area was re-organized into the province of Manitoba and the Northwest Territories. The Northwest Territories were vast at first, encompassing all of current northern and western Canada, except for the British holdings in the Arctic islands and the Colony of British Columbia; the Territories also included the northern two-thirds of Ontario and Quebec, and almost all of
Yellowknife also resulted in new discoveries at the Con Mine, greatly extending the life of the mine. The Yellowknife townsite expanded from the Old Town waterfront, and the new townsite was established during 1945–1946. The Discovery Mine, with its own townsite, operated to the north-northeast of Yellowknife from 1950 to 1969. Between 1939 and 1953, Yellowknife was controlled by the Northern Affairs department (now Indigenous and Northern Affairs Canada) of the Government of Canada. A small council, partially elected and partially appointed, made decisions. By 1953, Yellowknife had grown so much that it was made a municipality, with its own council