An Egyptian court has ordered that Muslim Brotherhood leader Mohamed Badie and 682 supporters be put to death in a further crackdown on the movement.
Egyptian police are expected to start taking action early on Monday, a move which could trigger more bloodshed.
Russia's President Vladimir Putin has said that Egypt risks slipping into civil war following the military overthrow of president Mohamed Morsi.
Egypt's army commander and president has each pledged his life to defy the other as the hour approached that would trigger a military takeover.
After 18 days of mass protests in 2011, Egyptians succeeded in ousting a president they were unhappy with. Can they do it again this weekend?
Egypt's President Mohamed Morsi has declared a state of emergency in three of the country's cities after dozens of people were in killed in protests.
Islamists fought protesters outside the Egyptian president's palace, while inside the deputy proposed a way to end a crisis over a draft constitution.
Egypt's Coptic Orthodox church has chosen a new pope with the hope that he would help protect the Middle East's biggest Christian community.
Islamist Mohamed Morsi of the Muslim Brotherhood has been declared Egypt's first democratic president by the state election committee.
Thousands of mourners dressed in black gathered in Cairo on Tuesday for the funeral of Egypt's Orthodox Christian Pope Shenouda.