Bulgaria
3 March 1878 (as an autonomous principality within the
Ottoman Empire); 22 September 1908 (complete independence from the
Ottoman Empire)
Burkina Faso
5 August 1960 (from France)
Burma
4 January 1948 (from UK)
Burundi
1 July 1962 (from UN trusteeship under Belgian
administration)
Cambodia
9 November 1953 (from France)
Cameroon
1 January 1960 (from French-administered UN trusteeship)
Canada
1 July 1867 (union of British North American colonies); 11
December 1931 (independence recognized)
Cape Verde
5 July 1975 (from Portugal)
Cayman Islands
none (overseas territory of the UK)
Central African Republic
13 August 1960 (from France)