Origins of Hutu, Tutsi and Twa of neighboring people, it was almost non-existent among Rwandan Tutsi. Presence of the sickle cell trait is evidence of survival in the presence of malaria over many centuries, suggesting differing origins. Regional studies of the ability to digest lactose are also supportive. The ability to digest lactose among adults is widespread only among desert-dwelling nomadic groups that have depended upon milk for millennia. Three quarters of the adult Tutsi of Rwanda and Burundi have a high ability to digest lactose, while only 5% of the adults of the neighboring Shi people of eastern Congo can. Among Hutu, one in three
Role of the international community in the Rwandan genocide should raid Hutu militants' weapons caches, whose location had been disclosed to him by a government informant. The UN failed to respond adequately to Dallaire's urgent requests. The role of the United States is directly inspired by their defeat that they underwent during their intervention in Somalia in 1993. For two months, from April to May 1994, the American government fought over the word "genocide" which is banned by the Convention for the Prevention and the Repression of Crime and Genocide (adopted by the General Assembly of the United Nations on 10 December 1948). In the US, President Bill Clinton