North Atlantic Treaty

Details

Treaty type

Multilateral

Subject

NORTH ATLANTIC TREATY ORGANISATION (NATO)

Signed at

• Washington

Signed on

4 April 1949

In force on

—

Treaty document

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Parties

1. BELGIUM
2. BULGARIA
3. CANADA
4. DENMARK
5. ESTONIA
6. FRANCE
7. GERMANY FEDERAL REPUBLIC
8. GREECE
9. ICELAND
10. ITALY
11. LATVIA
12. LITHUANIA
13. LUXEMBOURG
14. NETHERLANDS THE
15. NORWAY
16. PORTUGAL
17. ROMANIA
18. SLOVAK REPUBLIC
19. SLOVENIA
20. SPAIN
21. TURKEY
22. UNITED KINGDOM
23. UNITED STATES OF AMERICA

Actions

Party	Action	Taken on	Effective on
BELGIUM	Signature	4 April 1949
BELGIUM	Ratification	16 June 1949
BULGARIA	Accession	29 March 2004	29 March 2004
CANADA	Signature	4 April 1949
CANADA	Ratification	3 May 1949
DENMARK	Signature	4 April 1949
DENMARK	Ratification	24 August 1949
ESTONIA	Accession	29 March 2004	29 March 2004
FRANCE	Signature	4 April 1949
FRANCE	Ratification	24 August 1949
GERMANY FEDERAL REPUBLIC	Accession	6 May 1955
GREECE	Accession	18 February 1952
ICELAND	Signature	4 April 1949
ICELAND	Ratification	1 August 1949
ITALY	Signature	4 April 1949
ITALY	Ratification	24 August 1949
LATVIA	Accession	29 March 2004	29 March 2004
LITHUANIA	Accession	29 March 2004	29 March 2004
LUXEMBOURG	Signature	4 April 1949
LUXEMBOURG	Ratification	27 June 1949
NETHERLANDS THE	Signature	4 April 1949
NETHERLANDS THE	Ratification	12 August 1949
NORWAY	Signature	4 April 1949
NORWAY	Ratification	8 July 1949
PORTUGAL	Signature	4 April 1949
PORTUGAL	Ratification	24 August 1949
ROMANIA	Accession	29 March 2004	29 March 2004
SLOVAK REPUBLIC	Accession	29 March 2004	29 March 2004
SLOVENIA	Accession	29 March 2004	29 March 2004
SPAIN	Accession	30 May 1982
TURKEY	Accession	18 February 1952
UNITED KINGDOM	Signature	4 April 1949
UNITED KINGDOM	Ratification	7 June 1949
UNITED STATES OF AMERICA	Signature	4 April 1949
UNITED STATES OF AMERICA	Ratification	25 July 1949

Citations

1. PRO (now TNA) FO 93/1/373/0: 0
2. UN Registration 541/0: 34 243
3. Treaty Series 056/1949: Cmd. 7789||https://treaties.fcdo.gov.uk/data/Library2/pdf/1949-TS0056.pdf
4. Miscellaneous Series 003/1949: Cmd 7637
5. Treaty Series 051/2004: Cm. 6564
6. Treaty Series 051/2004: Cm 6564
7. United Nations Treaty Series Vol. 34 (p.243)/0: 0