((Navbox
| name = EU treaties and declarations
| title = [[Treaties of the European Union|Founding treaties]] of the European [[European Communities|Communities]] (1951–1993) and [[European Union|Union]] (since 1993) and related political documents
| listclass = hlist
| state = collapsed


| group1 = [[Treaties of the European Union|Founding treaties]]
| list1 =
((Navbox|border=child|style=wide|evenodd=swap
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| group1 = Consolidated versions
| list1  =
* [[Treaty on the Functioning of the European Union]] (1957)
* [[Treaty on European Union]] (1992)
* [[Euratom Treaty|Treaty establishing the European Atomic Energy Community]] (1957)

| group2 = Amendments
| list2  =
((Navbox|border=child|style=wide|evenodd=swap
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| group1 = General
| list1  = ((Navbox|border=child|style=wide|evenodd=swap
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| group1 = In force
| list1  =
* [[London and Paris Conferences|Paris]] (1954)
* [[Treaty of Rome|Rome]] (1957)
* [[Convention on the association of the Netherlands Antilles with the European Economic Community|Netherlands Antilles Association Convention]] (1962)
* [[Merger Treaty|Merger]] (1965)
* [[Budgetary treaties of the European Communities|First Budgetary Treaty]] (1970)
* [[Budgetary treaties of the European Communities|Second Budgetary Treaty]] (1975)
* [[Single European Act]] (1986)
* [[Maastricht Treaty|Maastricht]] (1992)
* [[Treaty of Amsterdam|Amsterdam]] (1997)
* [[Treaty of Nice|Nice]] (2001)
* [[Treaty of Lisbon|Lisbon]] (2007)
* Protocol 36 (2011)
* [[European_Stability_Mechanism#Treaty_basis|Article 136]] (2011)

| group2 = Unratified
| list2  =
* [[2015–2016 United Kingdom renegotiation of European Union membership|Renegotiation of UK membership]] (2016)
))

| group2 = Changes in membership
| list2 =
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| group1 = Accession
| list1  =
* [[Treaty of Accession 1972|1972]]
* [[Treaty of Accession 1979|1979]]
* [[Treaty of Accession 1985|1985]]
* [[Treaty of Accession 1994|1994]]
* [[Treaty of Accession 2003|2003]]
* [[Treaty of Accession 2005|2005]]
* [[Treaty of Accession 2011|2011]]

| group2 = Secession
| list2  =
* [[Withdrawal of Greenland from the European Communities|Greenland (1984)]]
* [[Brexit withdrawal agreement|United Kingdom (“Brexit” 2020)]]

))
))
| group5 = Unratified
| list5  =
* [[Treaty establishing the European Defence Community]] (1952)
* [[European Political Community (1952)|Treaty establishing the European Political Community]] (1952)
* [[Treaty establishing a Constitution for Europe]] (2004)

| group6 = Expired or terminated
| list6  =
* [[Treaty of Brussels|Brussels]] ([[Western Union (alliance)|Western Union]], 1948)
* [[Treaty of Brussels#Modification|Modified Brussels]] ([[Western European Union]], 1954)
* [[Treaty of Paris (1951)|Paris]] (European Coal and Steel Community, 1951)
))

| group2 = Related political documents
| list2  =
* [[Schuman Declaration]] (1950)
* [[Europe Declaration]] (1951)
* Declarations at the [[London and Paris Conferences]] (1954)
* [[Benelux memorandum]] (1955)
* [[Spaak Report]] (1956)
* [[Fouchet Plan]] (1961)
* [[Davignon report]] (1970)
* [[Copenhagen report]] (1973)
* [[London report]] (1981)
* [[Solemn Declaration on European Union|Solemn Declaration]] (1983)
* [[Rome Declaration]] (1984)
* [[Schengen Agreement]] (1985)
* [[Schengen Area|Schengen Convention]] (1990)
* [[Petersberg Declaration]] (1992)
* [[Saint-Malo declaration]] (1998)
* [[Schengen acquis|Schengen acquis of the EU]] (1999)
* [[Bologna declaration]]
* [[Charter of Fundamental Rights of the European Union|Charter of Fundamental Rights]] (2000)
* [[PFI Convention]] (2002)
* [[Seville Declarations on the Treaty of Nice|Seville Declarations]] (2002)
* [[Prüm Convention]] (2005)
* [[Berlin Declaration (2007)|Berlin Declaration]] (2007)
* [[Treaty establishing the European Stability Mechanism|European Stability Mechanism]] (2012)
* [[European Fiscal Compact]] (2012)
* [[Unified Patent Court|Agreement on a Unified Patent Court]] (2013)
* [[Single Resolution Mechanism|Single Resolution Fund Agreement]] (2014)
* [[Malta Declaration (European Union)|Malta Declaration]] (2017)
* [[Versailles declaration]] (2022)

| below = [[Portal:European Union|European Union Portal]]
))<noinclude>

== See also ==
* ((tl|Structural evolution of the European Union))

[[Category:European Union constitutional law]]
[[Category:European Union politics and government templates|Treaties and declarations]]
</noinclude>