Texas In Africa gets into the history of the region:

The perception that anyone who speaks Kinyarwanda is not a legitimate Congolese citizen - and therefore not entitled to own land in the region - is widespread and hugely problematic. The 2006 constitution guarantees citizenship rights to ethnic groups that were in the country at the time of independence, which includes most Rwandaphones in the Kivus, but the constitution doesn't list the groups by name, which leaves them vulnerable.

It's critical to understand this context when thinking about the region, because these issues - not minerals - motivate much of the current fighting.

We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.