Aruba:
none (part of the Kingdom of the Netherlands)
Australia:
1 January 1901 (federation of UK colonies)
Austria:
1156 (from Bavaria)
Azerbaijan:
30 August 1991 (from Soviet Union)
Bahamas, The:
10 July 1973 (from UK)
Bahrain:
15 August 1971 (from UK)
Bangladesh:
16 December 1971 (from West Pakistan); note - 26 March
1971 is the date of independence from West Pakistan, 16 December
1971 is known as Victory Day and commemorates the official creation
of the state of Bangladesh
Barbados:
30 November 1966 (from UK)
Belarus:
25 August 1991 (from Soviet Union)
Belgium:
21 July 1831 (from the Netherlands)