Ryabkov says there are no problems on supplying S-300 to Iran

Moscow will sign the new contract on supplying Russian S-300 missile systems to Iran. Russian Deputy Foreign Minister Sergey Ryabkov said at the sidelines of the Russian Arms Expo - 2015 (RAE-2015).

The diplomat stressed that there are no problems in this sphere. "All political decisions have already been made," TASS cited him as saying.