Thousands had gathered under the shade of the trees by the airstrip in Akobo, waiting for the arrival of a United Nations helicopter packed with food aid. Bony-armed women in ragged clothes held children with distended bellies, slack skin hanging off...

The peace deal is also meant to revive a string of bilateral pacts on both sides The presidents of Sudan and Chad have agreed in principle to prevent armed groups from operating along their shared border area, including the conflict-ridden Darfur...