Tutsi (largest) and the Twa (smallest). Small numbers of Hema, Kiga and Furiiru people also live near the Tutsi in Rwanda. The Northern Tutsi who reside in Rwanda are called Ruguru (Banyaruguru), while southern Tutsi that live in Burundi are known as Hima, the Tutsis who resides in Masisi which is in Kivu and they are known as Banyamasisi and the Tutsi that inhabit the Kivu plateau in the Congo go by Banyamulenge. The definitions of "Hutu" and "Tutsi" people may have changed through time and location. Social structures were not stable throughout Rwanda, even during colonial times under the Belgian
History of Burundi that provided for a president, non-ethnic government, and a parliament. Burundi's first Hutu president, Melchior Ndadaye, of the Hutu-dominated Front for Democracy in Burundi (FRODEBU) Party, was elected in 1993. Ndadaye was assassinated three months later, in October 1993, by Tutsi army extremists. The country’s situation rapidly declined as Hutu peasants began to rise up and massacre Tutsi. In acts of brutal retribution, the Tutsi army proceeded to round up thousands of Hutu and kill them. The Rwandan Genocide in 1994, sparked by the killing of Ndadaye’s successor Cyprien Ntaryamira, further aggravated the conflict in Burundi by sparking additional massacres