fighter, before iran signed an agreement with russia in the late sixties, during which a number of mig-29 sukhoi 24 fighters and various types of tanks and kilo-class submarines were delivered to iran, and during the following years, a contract to purchase several defense systems was signed with russia . it was the first of the 200. after that, the tour m1 defense system joined the country's air defense system, the last sign of the 300 in the 2015 budget. it was delivered to iran, with the military cooperation of the two countries, it was not only limited to the transfer of equipment. when isis was advancing in syria , iran and then russia intervened to counter it . an example of this is when iran's f-14 fighters, heavy bombers they escorted the russians to enter syria the bombing of terrorist positions was emphasized by the chief of the general staff of the armed forces. with the developments that have taken place in the world, the era in which the americans were looking for a unipolar world has ended and the world is moving towards a multipolar order, and in this direction , the opinions of th