Belize:
21 September 1981 (from UK)
Benin:
1 August 1960 (from France)
Bermuda:
none (overseas territory of the UK)
Bhutan:
8 August 1949 (from India)
Bolivia:
6 August 1825 (from Spain)
Bosnia and Herzegovina:
1 March 1992 (from Yugoslavia)
Botswana:
30 September 1966 (from UK)
Brazil:
7 September 1822 (from Portugal)
British Virgin Islands:
none (overseas territory of the UK)
Brunei:
1 January 1984 (from UK)