Antigua and Barbuda
1 November 1981
Argentina
1 May 1853; amended many times starting in 1860
Armenia
adopted by nationwide referendum 5 July 1995; amendments
adopted through a nationwide referendum 27 November 2005
Aruba
1 January 1986
Australia
9 July 1900, effective 1 January 1901
Austria
1920; revised 1929; reinstated 1 May 1945; note - during the
period 1 May 1934-1 May 1945 there was a fascist (corporative)
constitution in place
Azerbaijan
adopted 12 November 1995
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