Sources: Deutsche Welle
Sudan arrests four foreigners in the disputed border region with South Sudan on accusations of spying. 2012-04-29
The President of Sudan Omar Hassan al-Bashir cancels planned meetings with the government of South Sudan following border clashes yesterday. 2012-03-27
Sudan and South Sudan sign a pact to demilitarise the disputed Abyei region and to permit the presence of Ethiopian peacekeeping forces. 2011-06-20
North Sudan dismisses calls by the United Nations Security Council to leave the disputed Abyei region on the border with South Sudan. 2011-06-4
The United Nations claims that about 20,000 people have fled the Abyei region for Agok in Southern Sudan after Sudanese forces took control. 2011-05-24
South Sudan says the capture of the disputed Abyei region is a "declaration of war". 2011-05-22
Almost 99% of South Sudanese voted for independence from the north in a referendum according to official figures. 2011-01-21
A senior official from the Sudanese National Congress Party says it is "not possible" to hold a referendum on whether the disputed region of Abyei remains a part of northern or Southern Sudan. 2010-10-15