TASS Russian News Agency:

Units of Russia’s latest S-300V4 air defense missile system entered combat duty on the Kuril Islands, the press service of the Eastern Military District said on Tuesday.

“Units of the S-300V4 missile defense system entered combat duty on an air defense mission on the Kuril Islands,” the statement said.

Earlier, Commander of the Eastern Military District’s forces, Col. Gen. and the Hero of Russia, Gennady Zhidko personally checked readiness to enter combat duty. He highly appreciated coordinated work of units and forces on duty during the drills, when a signal was received on Russia’s air border violation…

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