WORLD HISTORY

Detailed explanation-1: -Answer and Explanation: It is generally acknowledged that alliances and military conquest contributed to the rise of the Kingdom of Kongo. Alliances between tribes were solidified through intermarriage, mutual agreements, and cooperation under one centralized monarch or “nkani".

Detailed explanation-2: -The town of Mbanza Kongo was the political and spiritual capital of the Kingdom of Kongo, one of the largest constituted states of Southern Africa, which was active from the 14th to the 19th century. Located on a plateau at an altitude of 570 metres, it was prosperous when the Portuguese arrived in the 15th century.

Detailed explanation-3: -Congo River, formerly Zaire River, river in west-central Africa. With a length of 2, 900 miles (4, 700 km), it is the continent’s second longest river, after the Nile.

Detailed explanation-4: -Historians therefore also date the founding of the Kingdom of Kongo to sometime around 1390 CE. It is estimated that the core of the Kingdom began in the province of Mpemba Kasi in the south of Kongo, and that Lukeni lua Nimi built the capital city of Mbanza Kongo[xi].