Definition of "Confederation"

In Canada, the federal union of provinces and territories which formed Canada, beginning with New Brunswick, Nova Scotia, Ontario, and Quebec, and later including all the others.

1. In Canada, the date of Confederation; 1 July 1867.  examples

In Newfoundland, the political union of Newfoundland with Canada.

1. In Newfoundland, the date of Confederation; 31 March 1949.  examples