The Charter of the Commonwealth (Commonwealth Charter) is a regional supranational meta-framework foundational-Commonwealth-document framework adopted by the Commonwealth Heads of Government Meeting and signed by Queen Elizabeth II — structurally distinctive globally as the only modern voluntary ass…
Balfour Declaration adopted 19 November 1926 at Imperial Conference in London providing formal Commonwealth-of-Nations recognition framework — predecessor framework to modern Commonwealth Charter.
Statute of Westminster adopted 11 December 1931 in London providing formal Commonwealth-Dominions-independence framework — predecessor framework to modern Commonwealth Charter.
London Declaration adopted 28 April 1949 in London providing formal abandonment of British Commonwealth framework + adoption of voluntary Commonwealth of Nations framework + acceptance of Republics-monarchies-mixed-membership framework — formal foundational modern Commonwealth voluntary-association framework.
Commonwealth Secretariat established 1 July 1965 at Marlborough House London — formal Commonwealth Secretariat framework operational.
Singapore Declaration of Commonwealth Principles adopted 22 January 1971 by Commonwealth Prime Ministers' Conference in Singapore — first formal Commonwealth principles framework.
Harare Commonwealth Declaration adopted 20 October 1991 by Commonwealth Heads of Government Meeting in Harare Zimbabwe — formal Commonwealth-fundamental-political-values framework + precursor to Commonwealth Charter 16 core values framework.
Commonwealth Ministerial Action Group CMAG established 12 November 1995 at Auckland CHOGM + Nigeria suspended 1995-1999 + Mozambique joined 1995 as first non-British-Empire-link member — formal Commonwealth membership-suspension framework operational.
Rwanda joined Commonwealth 29 November 2009 as second non-British-Empire-link member — formal Commonwealth expansion framework.
Commonwealth Charter signed 11 March 2013 in London by Queen Elizabeth II — formal foundational Commonwealth Charter framework operational.
Maldives rejoined Commonwealth 1 February 2020 after 2016 withdrawal — formal Commonwealth re-membership framework.
Gabon + Togo joined Commonwealth 26 June 2022 at Kigali CHOGM as third + fourth non-British-Empire-link members + first French-speaking-only members — formal Commonwealth expansion framework.