How did the iranians seizing the us embassy in iran (iranian hostage crisis) impact president carter? a) carter approved a controversial takeover of the iranian embassy in the us and expelled all their diplomats b) carter declared war on iran in 1979 which started the first gulf war c) carter joined forces with the ussr to ensure the safe return of the hostages d) carter’s failure to get the hostages back ruined his re-election chance in 1980