giving the presidency greatly expanded powers and became
effective 27 November 1996; revised again 17 October 2004 removing
presidential term limits

Belgium
7 February 1831; amended many times; revised 14 July 1993 to
create a federal state

Belize
21 September 1981

Benin
adopted by referendum 2 December 1990

Bermuda
8 June 1968; amended 1989 and 2003

Bhutan
no written constitution or bill of rights; note - in 2001,
the king commissioned the drafting of a constitution, and in March
2005 publicly unveiled it; is awaiting national referendum

Bolivia
2 February 1967; revised in August 1994

Bosnia and Herzegovina
the Dayton Agreement, signed 14 December
1995, included a new constitution now in force; note - each of the
entities also has its own constitution

Botswana
March 1965, effective 30 September 1966

Brazil
5 October 1988

British Virgin Islands
1 June 1977, amended in 2000

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
2 June 1991 approved by referendum, 11 June 1991
formally adopted; amended April 2000 and January 2002

Burma
3 January 1974; suspended since 18 September 1988; national
convention convened in 1993 to draft a new constitution but
collapsed in 1996; reconvened in 2004 but does not include
participation of democratic opposition

Burundi
28 February 2005; ratified by popular referendum

Cambodia
promulgated 21 September 1993

Cameroon
20 May 1972 approved by referendum, 2 June 1972 formally
adopted; 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

Cape Verde
new constitution came into force 25 September 1992;
underwent a major revision on 23 November 1995, substantially
increasing the powers of the president; a 1999 revision created the
position of national ombudsman (Provedor de Justica)

Cayman Islands
1959;