British Colonization of Antarctica (Great White South)

East Antarctica

 * New Perthshire (disestablished with formation of Dominion of Eduarda)
 * Great Cardiff (disestablished with formation of Dominion of Eduarda)
 * Nova Hibernia (disestablished with formation of Dominion of Eduarda)
 * New Fenland (disestablished with formation of Dominion of Eduarda)
 * Eduarda

West Antarctica

 * New Virginia (disestablished with formation of Crown Colony of New Devon)
 * Cooksland (disestablished with formation of Crown Colony of New Devon)
 * New Somerset (disestablished with formation of Crown Colony of New Devon)
 * New Devon (gained full independence from the United Kingdom in 1990)