In the aftermath of the Rwandan Civil War and the subsequent genocide of 1994 , Rwanda experienced an influx of an estimated 1 million so-called ' old caseload ' refugees following in the trails of Rwanda Patriotic Front 's victory . These were mainly Tutsi exiles who had fled earlier outbursts of violence decades earlier . However , the need for housing was not immediate thanks to an exodus of ' new caseload ' refugees accompanying the end of the genocide . This changed following the Rwandese invasion of Zaire in September 1996 which precipitated the First Congo War , after which hundreds of thousands of new caseload refugees were repatriated
genocide of 1994
Rwandan genocide
Imidugudu