Hutu Rwanda, this led to the "Social revolution" and Hutu violence against Tutsis. Tens of thousands of Tutsis were killed and many others fled to neighboring countries, such as Burundi, Uganda and expanding the Banyamulenge Tutsi ethnic group in the South Kivu region of the Belgian Congo. Later, exiled Tutsis from Burundi invaded Rwanda, prompting Rwanda to close its border with Burundi. In Burundi, a campaign of genocide was conducted against Hutu population in 1972, and an estimated 100,000 Hutus died. In 1993, Burundi's first democratically elected president, Melchior Ndadaye, who was Hutu, was believed to be assassinated by Tutsi officers,
Role of France in the Rwandan genocide Hutu militia members; it accused 33 senior French military and political officials of involvement in the genocide, including then-President Mitterrand and his then general secretary Hubert Védrine, then-Prime Minister Edouard Balladur, then-Foreign Minister Alain Juppé, and his chief aide at the time, Dominique de Villepin. A statement accompanying the release claimed that "French soldiers themselves directly were involved in assassinations of Tutsis and Hutus accused of hiding Tutsis ... French forces committed several rapes on Tutsi survivors", though the latter was not documented in the report. A BBC report commented that French Foreign Minister, Bernard Kouchner, denied French responsibility in