Kasai River disaster happened in 2010.
Ubangi
Rise of the Kasai happened in 2005.
Lockhart River air disaster happened on 2005-05-07.
Pike River Mine disaster happened on 2010-11-19.
Ashtabula River Railroad Disaster happened on 1876-12-29.
Rises in Angola and joins the Congo River
1mm
in central Africa
Kasai River
The Kwango River doesn't have a mouth as such, it flows into the Kaisai River, and the Kasai River flows into the River Congo.
Kasai-Occidental's population is 5,366,068.
A disaster can happen at any time. The trigger depends on the kind of disaster.