Russia poised to sell S-300 anti-aircraft system to Iran

S-300 anti-aircraft missile system

Russia and Iran will sign an agreement for the delivery of advanced Russian-built S-300 anti-aircraft missile systems “soon,” Russia’s Deputy Foreign Minister Sergei Ryabkov told journalists at the  Russian Arms Expo 2015which opened yesterday.
“All political decisions have been made,” he said, almost certainly in  reference to an ongoing dispute between the two sides over the $4bn lawsuit Iran filed against Russia’s state arms export agency Rosoboronexport in 2011. Tehran had  filed the suit after then-President Dmitry Medvedev banned cancelled an $800k missiles contract  sign of good will toward the West.