Such disputes have included skirmishes over the Bakassi Islands between Cameroon and Nigeria ... reflect only that part of their territory over which they exercise state control. The map below ...

As Nigeria celebrates 50 years ... cross the desert to reach the North Africa country in the hope of eventually reaching Europe. To many here, the only thing the two countries share is oil.

Whereas hunger was once concentrated in conflict-ridden areas in northern Nigeria, now it affects poorer households nationwide (see map). Of the 44m people in west Africa and the Sahel who do not ...