 They were followed between 700 BC and AD 1500 by a number of Bantu groups, including the Hutu and Tutsi, who began clearing forests for agriculture.According to oral history, the Kingdom of Rwanda was founded in the 14th century on the shores of Lake Muhazi, around east of modern Kigali.The early kingdom included Kigali but it was a small state early in its history with larger and more powerful neighbours, Bugesera and Gisaka.