 Hurumende itsva yaZahedi yakakurumidza kusvika pachibvumirano nemakambani emafuta ekunze kuti aumbe sangano uye kudzorera kuyerera kwemafuta eIran kumisika yenyika yakawanda, ichipa United States neGreat Britain mugove weshumba wezvivakwa zveBritish zvakadzorerwa. Mukutsinhana, US yakapa mari yakawanda kuhurumende yaShah yakabuda, kutozosvikira kubviswa kwaShahmuna 1979. 