 The king was forced to flee westward, leaving Kigali and eastern Rwanda in the hands of Bugesera and Gisaka.The formation in the 17th century of a new Rwandan dynasty by the "mwami" (king), Ruganzu Ndori, followed by eastward invasions and the conquest of Bugesera, marked the beginning of the Rwandan kingdom's dominance in the area.The capital of the kingdom was at Nyanza, in the south of the country.