evidence: 1996-97 - Tutsi rebels capture much of eastern Zaire while Mobutu is abroad for medical treatment. Aftermath of Mobutu1997 May - Tutsi and other anti-Mobutu rebels, aided principally by Rwanda, capture the capital, Kinshasa; Zaire is renamed the Democratic Republic of Congo; Laurent-Desire Kabila installed as president. [...] 2009 January - Launch of joint DRCongo-Rwandan military operation against Tutsi rebels led by Laurent Nkunda. Campaign lasts five weeks.