 Pari gbolohun yii: Lẹyìn tí Shah ti Iran ti ṣubú àti ìjọba : Iran Hostage Crisis ni 19791980, West di aniyan pẹlu ni idaniloju awọn sisan ti epo lati Persian Gulf nipasẹ awọn Strait ti Hormuz, ati awọn United States gba igbanilaaye fun a 400-milionu imugboroosi ti awọn ologun ohun elo lori Diego Garcia ti o ni meji pẹlẹpẹlẹ runways, expansive iduro aprons fun eru bombers, 20 titun anchorages ni lagoon, a jin-omi pier, ibudo ohun elo fun awọn ti o tobi ọkọ oju omi ni awọn American tabi British ọkọ oju omi, ofurufu hangars, itọju ile ati ohun air ebute, a idana epo agbegbe, ati billeting ati ifiranṣẹ ohun elo fun egbegberun ti awọn atukọ ati support osise. 