There is a pattern of nations whose difficult histories have resulted in authoritarian governments peddling grievance.

The U.N.’s top human rights body has condemned Rwanda’s support of rebel fighters across the border in eastern Congo and ...

The M23, whose top brass are mostly Congolese Tutsi, began its insurgency more than three years ago after a decade of dormancy, seizing large parts of North Kivu province before finally grabbing Goma, ...