<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngo-1950 isidingo esiqhubekayo sabantu sabangela ukuba kuvotelwe eMajlis ukuba kuhlaliswe imboni kaphethiloli. Ngemva konyaka, uhulumeni kaNdunankulu uMohammad Mossadeq wakha iNational Iranian Oil Company NIOC. Ukuvukelwa kombuso ngo-1953  <response>: eholwa izinhlangano zezobunhloli zaseBrithani nezase-U.S. zaxosha uhulumeni kaMossadeq futhi zavula indlela yesivumelwano esisha sikaphethiloli. Ngo-1954 isivumelwano esisha sahlukanisa inzuzo ngokulinganayo phakathi kwe-NIOC neqembu lezizwe eziningi elalithathe isikhundla se-AIOC. Ngo-1973 i-Iran yasayina isivumelwano esisha seminyaka engu-20 neqembu. 