Brazil
5 October 1988
British Virgin Islands
13 June 2007
Brunei
29 September 1959 (some provisions suspended under a State of
Emergency since December 1962, others since independence on 1
January 1984)
Bulgaria
adopted 12 July 1991
Burkina Faso
approved by referendum 2 June 1991; formally adopted 11
June 1991; last amended January 2002
Burma
3 January 1974; suspended since 18 September 1988; a new
constitution was approved on 10 May 2008; note - new constitution
will take effect when a new parliament is convened following
elections scheduled for 2010
Burundi
ratified by popular referendum 28 February 2005
Cambodia
promulgated 21 September 1993
Cameroon
approved by referendum 20 May 1972; adopted 2 June 1972;
revised January 1996
Canada
made up of unwritten and written acts, customs, judicial
decisions, and traditions; the written part of the constitution
consists of the Constitution Act of 29 March 1867, which created a
federation of four provinces, and the Constitution Act of 17 April
1982, which transferred formal control over the constitution from
Britain to Canada, and added a Canadian Charter of Rights and
Freedoms as well as procedures for constitutional amendments