The North Atlantic Treaty Organization (sometimes known as the North Atlantic Alliance, the Atlantic Alliance or the Western Alliance), also simply called NATO, is a military alliance that is mostly in Europe and North America. Its other official name means the same in French: Organisation du traité de l'Atlantique nord (OTAN).
Iceland threatened to leave during the 1970s Cod Wars, which would put the United Kingdom at fault, and NATO would lose a key position in the North Atlantic. Iceland won the Cod Wars and did not end up leaving.
Croatia and Albania received invitation for NATO membership on 3 April2008. The Republic of Macedonia received only a conditional invitation because a full invitation was vetoed by Greece over a naming dispute.
Montenegro joined on 5 June 2017. Having changed its name to end its dispute with Greece,
North Macedonia joined NATO on 27 March 2020 and became its 30th member.
Ireland became an observer of NATO on 8 September 2020.
NATO also has a program called the Partnership for Peace (PfP), which is a program of cooperation between NATO and partner countries in/near Europe. the program includes Armenia, Austria, Azerbaijan, Bosnia and Herzegovina, Georgia, Ireland, Kazakhstan, Kyrgyzstan, Malta, Moldova, Serbia, Switzerland, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan.
Member states of NATO are not obligated to come to the defence of territory south of the Tropic of Cancer.
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