Canadas external relations By JCondie Jun 11, 1867 Canadian Confederation Jul 1, 1867 Canada day Jun 11, 1871 Treaty of Washington Jun 11, 1895 Colonial and Imperial Conferences in London Jun 11, 1899 South African War Jun 11, 1909 Foreign affairs Jun 11, 1910 Naval Service Act Apr 9, 1917 Vimy Ridge Jun 11, 1922 Chank Affair Jun 11, 1927 Canada gets a seat in the league council Jun 6, 1944 DDAY JUNO BEACH Jun 11, 1970 Korean War Jun 11, 1990 Canada owns 50 percent of oil and gas production Jun 11, 2003 Afghanistan War Jun 11, 2004 Alberta Oil Sands