Lavrentiev will fly to Tehran in order to make the Iranian leaders become aware of the newly-held one-on-one meeting between Russian President Vladimir Putin and his US counterpart Donald Trump, Russia's television news channel reported.

Putin and Trump held a meeting in Helsinki on Monday (July 16), and Lavrentiev was a member of Russia's negotiating delegation to the Finnish capital city, RBK reported.

Iran's presence in Syria has been among the issues discussed by Putin and Trump in Helsinki, the Russian news channel broadcast.

Hossein Jaberi Ansari, an Iranian senior diplomat recently said the advisory presence of Iran in Syria depends on the agreements between the governments of the two countries.

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