' s ▁Fight ing ▁A ircraft ▁of ▁World ▁War ▁II . ▁Two ▁reg iments ▁were ▁both ▁reported ▁to ▁be ▁based ▁near ▁Te h ran . ▁After ▁World ▁War ▁II , ▁the ▁II AF ▁began ▁to ▁slowly ▁re build ▁its ▁invent ory , ▁with ▁aircraft ▁mainly ▁supplied ▁by ▁the ▁United ▁States ▁and ▁Great ▁Britain . ▁A ▁national , ▁aer ob atic ▁display ▁team ▁was ▁formed ▁in ▁ 1 9 5 8 . ▁Cal led ▁" G old en ▁Crown ", ▁and ▁a ▁part ▁of ▁the ▁II AF , ▁this ▁last ed ▁until ▁ 1 9 7 8 . ▁Lieutenant ▁General ▁N ader ▁Jah an ban i ▁is ▁cred ited ▁to ▁establish ▁the ▁Golden ▁Crown ▁and ▁generally ▁considered ▁as ▁the ▁" F ather ▁of ▁II AF ". ▁ ▁In ▁the ▁ 1 9 6 0 s , ▁the ▁II AF ▁acquired ▁ 9 0 ▁Canada ir ▁Sab re ▁f igh ters ▁from ▁the ▁RC AF , ▁but ▁they ▁were ▁f li pped ▁over ▁to ▁the ▁Pakistan ▁Air ▁Force . ▁ ▁In ▁the ▁ 1 9 6 0 s ▁and ▁ 1 9 7 0 s , ▁the ▁air ▁force ▁was ▁used ▁as ▁part ▁of ▁a ▁joint , ▁aer ial ▁esp ion age ▁programme ▁of ▁Iran ▁and ▁the ▁United ▁States , ▁against ▁the ▁former - S ov iet ▁Union . ▁This ▁was ▁in ▁two ▁parts , ▁known ▁as ▁Project ▁Dark ▁Gene ▁and ▁Project ▁Ib ex . ▁ ▁The ▁II AF ▁deployed ▁aircraft ▁to ▁O man ▁in ▁the ▁ 1 9 7 0 s , ▁when ▁Iran