Turkish President Recep Tayyip Erdogan said the Russian C-400 missile-system will be fully deployed in Turkey in April 2020, BTA reported.
Russia has already begun supplying components of the C-400 in Turkey, despite tensions that the defense system bought with NATO's Ankara partners, particularly the United States, who warned the country that they would respond to sanctions.
Summit is attended by the large number of participants, heads of governments, foreign ministers, EU representatives and members of the civil sector from the Western Balkans region.
Chancellor Merkel had paid great attention to the economic reforms conducted in the Western Balkans states.
In her keynote address, Merkel had singled out and praised Serbia's economic progress.
Deputy Prime Minister and Minister of Foreign Affairs Ekaterina Zaharieva participated in a meeting of the Foreign Ministers of the Berlin Process. The initiative was launched in August 2014.
Participants in the process are the countries of the Western Balkans and EU Member States, including Bulgaria.