ans . ▁ ▁In ▁ 1 9 6 5 , ▁the ▁British ▁government ▁reconst it uted ▁the ▁islands ▁as ▁the ▁British ▁Indian ▁Ocean ▁Territ ory ▁( BI OT ) ▁through ▁the ▁British ▁Indian ▁Ocean ▁Territ ory ▁Order ▁ 1 9 6 5 , ▁a ▁stat ut ory ▁instrument ▁under ▁the ▁Col onial ▁B ound aries ▁Act ▁ 1 8 9 5 . ▁This ▁instrument ▁created ▁the ▁office ▁of ▁" Comm ission er ▁of ▁B I OT ", ▁who ▁given ▁power ▁to ▁" make ▁laws ▁for ▁the ▁peace , ▁order ▁and ▁good ▁government ▁of ▁the ▁territory ". ▁According ly , ▁the ▁Commission er ▁issued ▁the ▁Im m igration ▁Ord in ance ▁ 1 9 7 1 , ▁an ▁Order ▁in ▁Council ▁under ▁the ▁Royal ▁Pr er og ative ▁which ▁required ▁anyone ▁entering ▁or ▁remaining ▁in ▁B I OT ▁to ▁seek ▁permission ▁before hand . ▁ ▁This ▁ordin ance , ▁with ▁the ▁re organisation ▁of ▁the ▁islands , ▁was ▁en act ed ▁to ▁provide ▁a ▁method ▁for ▁removing ▁the ▁Ch ag os ▁Island ers ▁so ▁that ▁the ▁islands ▁could ▁be ▁used ▁by ▁the ▁United ▁States ▁as ▁a ▁military ▁base , ▁particularly ▁the ▁island ▁of ▁Diego ▁Gar cia . ▁From ▁ 1 9 6 4 ▁on wards ▁the ▁United ▁States ▁and ▁United ▁Kingdom ▁had ▁been ▁in ▁tal ks ▁about ▁le asing ▁Diego ▁Gar cia ▁to ▁the ▁US ▁for ▁military ▁purposes , ▁and ▁by ▁an ▁exchange ▁of ▁notes ▁dated ▁ 3 0 ▁December ▁ 1 9 6 6 , ▁the ▁UK ▁government ▁transferred ▁Diego ▁Gar cia ▁to