Timeline of Antarctic Assembly membership (Great White South)

The composition of the , headquartered at the, has varied greatly since its foundation in 1950.


 * Founding Members, 1950 ( and areas)
 * , Territory of the
 * , Dominion of the
 * , Dominion of the
 * , Dominion of the
 * , Territory of
 * , Territory of the
 * , Dependency of
 * Admitted later in 1950
 * , Overseas Region of
 * Admitted in 1952
 * Admitted in 1953
 * , Autonomous Region of
 * , Overseas Territory of
 * Left in 1975
 * , Overseas Territory of
 * Transferred to
 * Left in 1978
 * , Territory of the
 * Transferred to
 * Changes in 1980
 * dissolved
 * admitted
 * , Overseas Territory of the admitted
 * Left in 1981
 * , Overseas Territory of the
 * Transferred to
 * Admitted in 1982
 * admitted as a part-member
 * Changes in 1986
 * admitted
 * Had formerly been a member as an American Territory
 * admitted as a part-member
 * Admitted in 1987
 * Admitted in 1990
 * Had formerly been a member as a Commonwealth Dominion
 * admitted as a part-member
 * admitted as a part-member
 * Admitted in 1991
 * admitted as a part-member
 * Had formerly been a part-member as the Soviet Union
 * Changes in 2010
 * , State within the Realm of admitted
 * , State within the Realm of admitted
 * Had formerly been a part-member as the Soviet Union
 * Changes in 2010
 * , State within the Realm of admitted
 * , State within the Realm of admitted
 * , State within the Realm of admitted