<P> NATO has added new members seven times since its founding in 1949 , and since 2017 NATO has had 29 members . Twelve countries were part of the founding of NATO : Belgium , Canada , Denmark , France , Iceland , Italy , Luxembourg , the Netherlands , Norway , Portugal , the United Kingdom , and the United States . In 1952 , Greece and Turkey became members of the Alliance , joined later by West Germany ( in 1955 ) and Spain ( in 1982 ) . In 1990 , with the reunification of Germany , NATO grew to include the former country of East Germany . Between 1994 and 1997 , wider forums for regional cooperation between NATO and its neighbors were set up , including the Partnership for Peace , the Mediterranean Dialogue initiative and the Euro - Atlantic Partnership Council . In 1997 , three former Warsaw Pact countries , Hungary , the Czech Republic , and Poland , were invited to join NATO . After this fourth enlargement in 1999 , the Vilnius group of The Baltics and seven East European countries formed in May 2000 to cooperate and lobby for further NATO membership . Seven of these countries joined in the fifth enlargement in 2004 . The Adriatic States Albania and Croatia joined in the sixth enlargement in 2009 , Montenegro in 2017 . </P>
<P> NATO has added new members seven times since its founding in 1949 , and since 2017 NATO has had 29 members . Twelve countries were part of the founding of NATO : Belgium , Canada , Denmark , France , Iceland , Italy , Luxembourg , the Netherlands , Norway , Portugal , the United Kingdom , and the United States . In 1952 , Greece and Turkey became members of the Alliance , joined later by West Germany ( in 1955 ) and Spain ( in 1982 ) . In 1990 , with the reunification of Germany , NATO grew to include the former country of East Germany . Between 1994 and 1997 , wider forums for regional cooperation between NATO and its neighbors were set up , including the Partnership for Peace , the Mediterranean Dialogue initiative and the Euro - Atlantic Partnership Council . In 1997 , three former Warsaw Pact countries , Hungary , the Czech Republic , and Poland , were invited to join NATO . After this fourth enlargement in 1999 , the Vilnius group of The Baltics and seven East European countries formed in May 2000 to cooperate and lobby for further NATO membership . Seven of these countries joined in the fifth enlargement in 2004 . The Adriatic States Albania and Croatia joined in the sixth enlargement in 2009 , Montenegro in 2017 . </P>
which is the new member of nato in 2017
which is the new member of nato in 2017
Montenegro
Montenegro