[12 July 2012] Moscow to resume supply of S 300 to Iran - English The contract to supply Iran with air defense S-300 was signed in late 2007. Despite the advance payments in 2010, former Russian President, Dmitry Medvedev, signed a decree on measures to implement the fourth sanctions resolution in the UN Security Council against Iran, which called for a ban on the transfer of S-300 to Iran. Margarita Bogdanova, Press TV, Moscow Show Less >>