Summary from Wikipedia

Njegoš was born in the village of Njeguši, near Montenegro's then-capital Cetinje. He was educated at several Serbian monasteries and became the country's spiritual and political leader following the death of his uncle Petar I. After eliminating all initial domestic opposition to his rule, he concentrated on uniting Montenegro's tribes and establishing a centralized state. He introduced regular taxation, formed a personal guard and implemented a series of new laws to replace those composed by his predecessor many years earlier. His taxation policies proved extremely unpopular with the tribes ...