(CTK) Geography class used to mean ... But other students performed much better, easily finding Sudan, Indonesia, Afghanistan, Iran, and Iraq on the map. The rest of the world, it seems, may ...

Tens of thousands have crossed into neighbouring countries, including Chad, Egypt, Ethiopia and South Sudan (see map 1). The UN expects as many as 800,000 refugees in the coming weeks and months.

relations with Sudan remain fraught. These maps show the extent of the divisions between a richer, Arabic-speaking, Muslim Sudan and a poorer South devastated by years of conflict and neglect.