1962 - Increased English Territory in the Argentinean Antarctic
With the signing of the Antarctic Treaty in December 1959, and its entry into force as of 1961, Britain, seeking greater returns to new international agreement promoted by the triumphant powerful countries in the 2nd World War, changed the boundaries of the territories disputed. Indeed, the February 26, 1962, by an "Order in Council" effective from 3 March following, the Government of His Majesty ordered that:
a-The lands lying between meridians 20 ° and 80 ° west, south of latitude 60 ° south, constitute Colonia a separate unit that would be called British Antarctic Territory.
b-With regard to the Malvinas the Order stated that "the Falkland Dependencies" [Falkland Islands Dependencies] means all the islands and territories between longitude 20 ° west and 50 ° west longitude, located between latitude 50 ° south and 60 ° South latitude and all islands and territories between longitude 50 ° west and 80 ° west longitude, located between latitude 58 ° south and 60 ° South latitude. "