 Complete the following phrase:  After the Russian Revolution Artanuj became part of Democratic Republic of Georgia. The young state placed itself under German protection and ceded its largely Muslim-inhabited regions including the cities of Batum, Ardahan, Artvin, Akhaltsikhe and Akhalkalaki to the Ottoman government Treaty of Batum, June 4. Following the end of the war, in 1920 Georgia regained control over Artvin, Ardahan, Akhaltsikhe and Akhalkalaki. However, after the 