External relations By steelerfan Jun 10, 1867 Costitution Act Jun 10, 1870 imperial relations Jun 11, 1887 Colonial and Imperial Conferences Jun 10, 1899 beginning of South African war Jun 11, 1909 Foreign Affairs and International Trade Jun 11, 1910 Naval service act Jun 11, 1931 Statute of Westminster Jun 11, 1947 General Agreement on Tariffs and Trade Jun 11, 1949 NATO Jun 11, 1956 Suez Crisis Jun 11, 1965 Canada-US Automotive Products Agreement Jun 11, 1974 Foreign Investment Review Agency Jun 11, 1982 constitution act Jun 11, 1988 Free trade election Jun 11, 1990 G7 Jun 10, 1995 foreign policy published