1867, July 1st British North American Act / Confederation:
1876, October 7th
District of Keewatin
The District of Keewatin was formed out of an eastern portion of the North West Territories and covered much of the land north of Manitoba and Ontario. It reverted to a district of the NWT in 1905 and in 1912 much of it's land was given to Manitoba and Ontario. It formally ceased to exist with the creation of Nunavit in 1999.
2001, December 6th
Newfoundland is renamed Newfoundland and Labrador