Ethiopia's mediator in the Sudan crisis on Tuesday urged the Sudanese transitional military council and opposition groups to hold direct talks on Wednesday to agree on remaining unresolved issues.
Tens of thousands of protesters rallied across Sudan on Sunday against the ruling generals as organisers called for a march on the presidential palace in Khartoum, in the biggest mass demonstration since a deadly crackdown on demonstrators.
Sudan's ruling military council said on Saturday that a coalition of protest and opposition groups would bear the responsibility for any loss of life or damage resulting from a protest march planned for Sunday.
Security forces fired tear gas to disperse dozens of students demonstrating against the ruling military council at a financial academy in the heart of Sudan's capital Khartoum on Thursday, a Reuters witness said.
As night fell, residents of a southern district in Khartoum briskly moved to set the stage for Sudanese protest leaders giving a brief on the movement's latest updates.
Sudan's army ruler Wednesday called on protest leaders to resume talks on the transfer of power without any conditions, as tension between the two sides persists after the bloody dispersal of demonstrators.
South Sudan's President Salva Kiir said Wednesday that a six-month delay agreed with his rivals for the formation of a unity government was not enough time to resolve outstanding issues.
Sudanese protest leaders on Wednesday threatened to launch a nationwide campaign of civil disobedience after accusing the country's military rulers of delaying the transfer of power to a civilian administration.
Sudanese artist Rashid Drar used to work from home. Now the 44-year-old's canvas is any empty piece of wall he can find by a month-long sit-in outside the Defence Ministry in Khartoum.
Demonstrators remain camped out in the soaring heat of Khartoum calling for civilian rule three weeks after the military ousted veteran leader Omar al-Bashir.
Protest leaders are to hold talks Saturday with Sudan's military rulers who have so far resisted calls to transfer power to a civilian administration, two leading figures in the protests told AFP.
Support within Sudan for embattled President Omar al-Bashir seems be waning as some ranks in the army, a major pillar of his three decades in power, appear to be tilting towards the demonstrators, analysts say.