Simplify the following text for a Grade 12 native English-speaking person.
Original: In 1908 , the UK unilaterally extended its territory by declaring sovereignty over `` South Georgia , the South Orkneys , the South Shetlands , and the Sandwich Islands , and the territory known as Graham 's Land , situated in the South Atlantic Ocean to the south of the 50th parallel of south latitude , and lying between the 20th and the 80th degrees of west longitude '' . All these territories were to be administered as Falkland Islands Dependencies from Stanley by the Governor of the Falkland Islands .
Simplified: The territory was governed as three separate dependencies ; Graham Land , the South Orkneys , and the South Shetlands , administered from Falkland Islands by the Governor .