(Year of the OX leap seventh month), August 24, 1949, NATO successively approved by the countries began to take effect. the middle of


icon NATO badges.
1949, the North Atlantic Treaty Organization (NATO) treaty come into force after the approval of the countries in succession. April 4, 1949, the United States, Britain, France, the Netherlands, compared with Lu, Canada, Denmark, Norway, ice, Portugal, Italy, 12 countries signed in Washington on the North Atlantic Treaty. The provisions of the Convention, either Contracting State has been armed attack should be considered on all States Parties to the attack.