https://en.wikipedia.org/wiki/History_of_Montenegro
The history of Montenegro begins in the Early Middle Ages, into the former Roman province of Dalmatia that forms present-day Montenegro.In the 9th century, there were three principalities on the territory of Montenegro: Duklja, roughly corresponding to the southern half, Travunia, the west, and Rascia, the north.In 1042, Stefan Vojislav led a revolt that resulted in the independence of …