ANTANANARIVO， Nov. 27 (Xinhua) -- The heads of state and government participating in the 16th Francophonie Summit decided to give the organization of the next Summit， scheduled in 2018， to Armenia， Secretary-General of the International Organization of La Francophonie (OIF) Michaelle Jean announced Sunday on her Twitter account.

She also announced that the 18th Francophonie (French-speaking countries) Summit will be held in Tunisia in 2020.

Earlier Sunday， the OIF accepted the Republic of Korea， Argentina， Canada's Ontario as an observer member， and New Caledonia as associate members.

The 16th Francophonie Summit was held Nov. 26-27 in Madagascar's capital Antananarivo.