Russian Deputy Foreign Minister Gennady Gatilov said that the drop in the level of violence in Syria proves the efficiency of the UN observer mission.

"Head of the UN observer team has said that violence in Syria has dropped significantly, which proves the efficiency of the UN observer mission, '' Gailov was quoted as saying on his Twitter page.

Earlier, Gatilov announced that Russia intends to send four persons to join the UN observer mission in Syria next month, bringing the number of the Russian observers to 5 unarmed officers.