"I announce the end of the consultations without agreement on the participation of the Sudanese delegation in the Geneva negotiations," Mohamed Bashir Abdullah Abu Nammu said.
The besiegement of Swiss universities by pro-Palestinian groups has shocked Swiss citizens.
According to international law, there are certain instances in which it is permissible to attack hospitals.
A spokesperson told Reuters the closure was due to a "perimeter intrusion" earlier on Friday morning.
14 of the former-Presidents speeches were published and a fellowship has been launched in his name.
Once, Boris Bondarev was a Russian diplomat - now he is making startling claims about his former president.
Israel stated that the Geneva human rights community remained silent on the shooting in Neveh Ya'acov for a week.