Fighting for control of the Democratic Republic of Congo's mineral wealth has killed millions. Trump wants to end it, and potentially reap huge rewards.

A U.S.-Qatar-mediated peace agreement between the Democratic Republic of the Congo and Rwanda was expected to bring an end to a decades-long cross-border conflict in central Africa when it goes into effect next week.

Rwanda and the Democratic Republic of Congo have preliminary agreed on a draft peace treaty to end the ongoing conflict in eastern Congo. This agreement, backed by the United States, targets regional stability and substantial Western investment in mineral-rich areas.