Template:United Kingdom constitutional formation

List per year

Poynings' Law (on certification of acts)	1495
Laws in Wales Acts 1535 and 1542	1535
Crown of Ireland Act 1542	1542
Treaty of Union	1706
Acts of Union	1707
Succession to the Crown Act 1707	1707
Septennial Act	1716
Wales and Berwick Act	1746
Constitution of Ireland (1782)	1782
Acts of Union 1800	1800
HC (Disqualifications) Act 1801	1801
Roman Catholic Relief Act 1829	1829
Reform Act 1832	1832
Scottish Reform Act 1832	1832
Irish Reform Act 1832	1832
Judicial Committee Act 1833	1833
Judicial Committee Act 1843	1843
Judicial Committee Act 1844	1844
Representation of the People Act 1867	1867
Reform Act (Scotland) 1868	1868
Reform Act (Ireland) 1868	1868
Irish Church Act	1869
Royal Titles Act 1876	1876
Appellate Jurisdiction Act 1876	1876
Reform Act 1884	1884
Interpretation Act 1889	1889
Parliament Act 1911	1911
Aliens Restriction Act 1914	1914
Status of Aliens Act 1914	1914
Government of Ireland Act 1914	1914
Welsh Church Act 1914	1914
Royal Proclamation of 1917	1917
Representation of the People Act 1918	1918
Church of England Assembly (Powers) Act 1919	1919
Government of Ireland Act 1920	1920
Anglo-Irish Treaty	1921
Church of Scotland Act 1921	1921
Irish Free State (Agreement) Act 1922	1922
Irish Free State Constitution Act 1922	1922
Ireland (Confirm. of Agreement) Act 1925	1925
Balfour Declaration of 1926	1926
Royal and Parliamentary Titles Act 1927	1927
Representation of the People Act 1928	1928
Eire (Confirmation of Agreement) Act 1929	1929
Statute of Westminster 1931	1931
HM Declaration of Abdication Act 1936	1936
Regency Act 1937	1937
Regency Act 1943	1943
British Nationality Act 1948	1948
Representation of the People Act 1948	1948
Ireland Act 1949	1949
Statute of the Council of Europe	1949
Parliament Act 1949	1949
Regency Act 1953	1953
Royal Titles Act 1953	1953
European Convention on Human Rights	1953
Interpretation Act (NI) 1954	1954
HC Disqualification Act 1957	1957
Life Peerages Act 1958	1958
Commonwealth Immigrants Act 1962	1962
Peerage Act 1963	1963
Royal Assent Act 1967	1967
Commonwealth Immigrants Act 1968	1968
Immigration Act	1971
EC Treaty of Accession	1972
NI (Temporary Provisions) Act	1972
European Communities Act	1972
Local Government Act	1972
UK joins the European Communities	1973
Local Government (Scotland) Act	1973
NI border poll	1973
NI Constitution Act	1973
House of Commons Disqualification Act	1975
Referendum Act	1975
EC membership referendum	1975
HC (Administration) Act	1978
Interpretation Act	1978
Scotland Act 1978	1978
Wales Act 1978	1978
Scottish devolution referendum	1979
Welsh devolution referendum	1979
British Nationality Act	1981
Representation of the People Act 1983	1983
Representation of the People Act 1985	1985
Single European Act	1985
Maastricht Treaty	1993
Local Government (Wales) Act	1994
Local Government etc. (Scotland) Act 1994	1994
Referendums (Scotland and Wales) Act 1997	1997
Scottish devolution referendum	1997
Welsh devolution referendum	1997
1998 GLA referendum	1998
Bank of England Act 1998	1998
Good Friday Agreement	1998
Northern Ireland Act 1998	1998
Government of Wales Act 1998	1998
Human Rights Act 1998	1998
Scotland Act 1998	1998
GLA Act 1999	1999
House of Lords Act 1999	1999
Representation of the People Act 2000	2000
Political Parties, Elections and Referendums Act 2000	2000
Justice (Northern Ireland) Act 2002	2002
Scottish Parliament (Constituencies) Act 2004	2004
Constitutional Reform Act 2005	2005
Government of Wales Act 2006	2006
GLA Act 2007	2007
Northern Ireland Act 2009	2009
LDEDC Act 2009	2009
Lisbon Treaty	2009
Constitutional Reform and Governance Act 2010	2010
Parl. Voting System and Constituencies Act 2011	2011
Welsh devolution referendum	2011
Alternative Vote referendum	2011
European Union Act 2011	2011
Police Reform and Social Responsibility Act 2011	2011
Sovereign Grant Act 2011	2011
Fixed-term Parliaments Act 2011	2011
Localism Act 2011	2011
Scotland Act 2012	2012
Succession to the Crown Act 2013	2013
Scottish independence referendum	2014
House of Lords Reform Act 2014	2014
Wales Act 2014	2014
HL (Expulsion and Suspension) Act 2015	2015
Lords Spiritual (Women) Act 2015	2015
Recall of MPs Act 2015	2015
European Union Referendum Act 2015	2015
Local Government (Religious etc. Observances) Act 2015	2015
EU membership referendum	2016
Scotland Act 2016	2016
Cities and Local Government Devolution Act	2016
Wales Act 2017	2017
European Union (Notification of Withdrawal) Act 2017	2017
Invocation of Article 50	2017
European Union (Withdrawal) Act 2018	2018
EU Withdrawal Act 2019	2019
EU Withdrawal (No. 2) Act	2019
Early Parliamentary General Election Act 2019	2019
EU (Withdrawal Agreement) Act 2020	2020
UK leaves the European Union	2020
UK Internal Market Act 2020	2020
EU (Future Relationship) Act 2020	2020
Dissolution and Calling of Parliament Act 2022	2022
Judicial Review and Courts Act 2022	2022
Elections Act 2022	2022
Levelling-up and Regeneration Act 2023	2023
House of Lords (Hereditary Peers) Act 2026	2026
English Devolution and Community Empowerment Act	2026

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