Defense pact on arvau

Wikipedia / Defense pact

A defense pact (Commonwealth spelling: defence pact) is a type of treaty or military alliance in which the signatories promise to support each other militarily and to defend each other. Generally, the signatories point out the threats and concretely prepare to respond to it together.

Year in force	Name	Member states
Treaty name	Also known as	Present members	Former / suspended members
1947	Inter-American Treaty of Reciprocal Assistance	Rio TreatyTIAR	(1982–present) (1967–present) (1948–2019, 2020–present) (1948–2015, 2019–present)	(1948–1962; suspended) (1948–2014) (1948–2016) (1948–2004) (1948–2014)
1949	North Atlantic Treaty	Washington TreatyNATO	(2009) (2004) (2009) (1999) (2004) (2023) (1955; as West Germany; reunified territory covered from 1990) (1952) (1999) (2004) (2004) (2017) (2020) (1999) (2004) (2004) (2004) (1982) (2024) (1952)
1951	Mutual Defense Treaty (United States–Philippines)
1951	ANZUS	Australia, New Zealand, United States Security Treaty
1953	Mutual Defense Treaty (United States–South Korea)
1960	Treaty of Mutual Cooperation and Security between the United States and Japan
1961	Sino-North Korean Mutual Aid and Cooperation Friendship Treaty	Sino-North Korean Treaty of Friendship, Co-operation and Mutual Assistance
1962	Thanat–Rusk communiqué
1992	Collective Security Treaty Organization	CSTOCollective Security Treaty	(1994–1999) (1994–1999) (1994–1999, 2006–2012)
2008	South African Development Community (SADC) Mutual Defence Pact
2009	Treaty of Lisbon (Common Security and Defence Policy provisions)	CSDPEuropean Union mutual defence clause (Article 42.7 TEU)	(left the EU in 2020)
2010	Agreement on Strategic Partnership and Mutual Support
2021	Franco-Greek defence agreement
2021	AUKUS
2023	Alliance of Sahel States	AES
2024	North Korean–Russian Treaty on Comprehensive Strategic Partnership
2025	Strategic Mutual Defence Agreement	SMDA
2025	Pukpuk Treaty	Papua New Guinea–Australia Mutual Defence Treaty
2026	Ocean of Peace Alliance	Veitacini Treaty
2026	Mecca Joint Defence Agreement	Makkah Joint Defence Agreement

Current mutual defence treaties and alliances

Historical treaties

Year	Treaty name	Member States
1778–1798	Treaty of Alliance	Kingdom of France ( French First Republic from 1792) United States
1873–1887	League of the Three Emperors	German Empire Austria-Hungary Russian Empire
1921–1938	Little Entente
1934–1941	Balkan Pact
1950–1979	Sino-Soviet Treaty of Friendship, Alliance and Mutual Assistance	China Soviet Union
1954–1977	Southeast Asia Treaty Organization	Australia France New Zealand Pakistan (withdrew in 1973) Philippines Thailand United Kingdom United States
1955–1979	Central Treaty Organization	Iran Iraq (withdrew in 1959) Pakistan Turkey United Kingdom
1955–1979	Sino-American Mutual Defense Treaty	Taiwan United States
1955–1991	Warsaw Pact	Albania (withdrew in 1968) Bulgaria Czechoslovakia East Germany Hungary Poland Romania Soviet Union

Wikipedia / Defense pact

Historical treaties

See also

References