Rwandan genocide training to the Banyamulenge, a Tutsi group in the Zairian South Kivu province, helping them to defeat Zairian security forces. Rwandan forces, the Banyamulenge, and other Zairian Tutsi, then attacked the refugee camps, targeting the Hutu militia. These attacks caused hundreds of thousands of refugees to flee; many returned to Rwanda despite the presence of the RPF, while others ventured further west into Zaire. The defeated forces of the former regime continued a cross-border insurgency campaign, supported initially by the predominantly Hutu population of Rwanda's northwestern provinces. By 1999, a programme of propaganda and Hutu integration into the national army,
Rwanda Nziza under the presidencies of Gregoire Kayibanda and Juvénal Habyarimana, were marked by continued cycles of violence, culminating in the 1990s with the launch of the Rwandan Civil War by exiled Tutsi led by Paul Kagame, the assassination of President Habyarimana, and the 1994 Rwandan Genocide, in which between 500,000 and 1,000,000 Tutsi and politically moderate Hutu were killed by Hutu extremists, on the orders of the interim government, in the space of just 100 days. The genocide was ended when Kagame's rebel army took control of the country in July 1994. A period of reconciliation began, as a unity government