Bahamas, The
10 July 1973
Bahrain
adopted 14 February 2002
Bangladesh
4 November 1972; effective 16 December 1972; suspended
following coup of 24 March 1982; restored 10 November 1986; amended
many times
Barbados
30 November 1966
Belarus
15 March 1994; revised by national referendum of 24 November
1996 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
ratified 18 July 2008