"Jointly with the partners in the Astana process — Iran and Turkey, influential Arab states, Syria's neighbors, we tried to make this event as representative as possible, based on the fact that only the people of Syria have the right to determine the future of their country," the message says.
The message was read out by Russian Foreign Minister Sergey Lavrov.
READ MORE: Syrian Dialogue Congress in Sochi: Preparations Underway to the Utmost Extent
The Congress is set to bring together opposition and pro-governmental forces, as well as representatives of all Syrian ethnic and religious groups in order to push forward the process of political settlement, with a specific focus on the constitution and elections. The event also provides an opportunity for all parties to express their views on how they see the future of their country.