Senior religious leaders in Southern Sudan call on people to vote for independence in a referendum to be held in January 2011.
Officials from north Sudan and southern Sudan tentatively agree to a demilitarised border following recent tensions over the disputed Abyei border region.
The death toll from clashes between rebels loyal to George Athor and the army in Southern Sudan rises to 100.
The preliminary results of the referendum on an independence for Southern Sudan will be announced in the next few days, with final results as early as February 7; most of the count in the south already completed shows 99% voted for independence.
Almost 99% of South Sudanese voted for independence from the north in a referendum according to official figures.
The Sudan People's Liberation Army-Movement estimates that turnout in the Southern Sudanese independence referendum has passed the 60% threshold for the result to be declared valid.
Sudanese President Omar al-Bashir goes to Juba to meet with Southern Sudanese President of the Government Salva Kiir Mayardit ahead of Southern Sudan's independence referendum.
Crowds gather in the South Sudan capital Juba to mark one month until the referendum on independence.
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.
Sudanese President Omar al-Bashir accuses authorities in Southern Sudan of breaching a peace deal and warns of a possible new conflict if issues are not resolved before the independence referendum.
The leaders of North and South Sudan begin talks on a strategy to deal with the results of next year's referendum on independence for the latter.