MOSCOW, April 13. /TASS/. China has bought the S-400 anti-aircraft defence missile system from Russia, Director General of arms exporter Rosoboronexport Anatoly Isaykin said on Monday.

MOSCOW, April 13. /TASS/. The situation in Afghanistan is rapidly deteriorating, the Collective Security Treaty Organization (CSTO) Secretary General Nikolay Bordyuzha said on Monday.

MOSCOW, April 13. /TASS/. The situation in Afghanistan is rapidly deteriorating, the Collective Security Treaty Organization (CSTO) Secretary General Nikolay Bordyuzha said on Monday.

MOSCOW, April 13. /TASS/. The situation in Afghanistan is rapidly deteriorating, the Collective Security Treaty Organization (CSTO) Secretary General Nikolay Bordyuzha said on Monday.

MOSCOW, April 13. /TASS/. The situation in Afghanistan is rapidly deteriorating, the Collective Security Treaty Organization (CSTO) Secretary General Nikolay Bordyuzha said on Monday.

MOSCOW, April 13. /TASS/.

MOSCOW, April 13. /TASS/.

MOSCOW, April 13. /TASS/.

MOSCOW, April 13. /TASS/.

MOSCOW, April 13. /TASS/.