Hutu and 14% of residents in Rwanda and Burundi, respectively. The Twa pygmies, the smallest of the two countries' principal populations, also share language and culture with the Hutu and Tutsi. However, they are distinguished by a considerably shorter stature. The Hutu are believed to have first emigrated to the Great Lake region from West Africa in the great Bantu expansion. Various theories have emerged to explain the purported physical differences between them and their fellow Bantu-speaking neighbors, the Tutsi. One such thesis, largely based on oral tradition, posits that the Tutsi experienced some admixture with or were partially descended from
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