Some 20,000 police officers and soldiers will guard the upcoming trial of Egypt's toppled president, an official said Thursday, as Islamist opponents plan massive protests that may spark more turmoil in the country.

Supporters of Egypt's ousted Islamist President Mohamed Morsy called on Thursday for daily protests in the four days before his trial on 4 November, raising the danger of more violence in a crisis that has already cost hundreds of lives.

The Supreme State Security Prosecution, Thursday, ordered the detention of toppled President Mohamed Morsy 15 days pending investigation over charges of espionage.

Salah Ahmed Youssef, a 35-year-old Brotherhood leading figure, died on Wednesday in a detention facility in Beni Mazar, Minya.

Police forces entered the Al-Azhar University campus on Wednesday afternoon after Public Prosecution approved the request of the university head Osama Al-Abd to let security forces intervene and protect lives and public property from attacks on the administrative building and university facilities.

Judge Mohamed Amin Al-Qarmouty of the Cairo Criminal Court withdrew from a case trying Muslim Brotherhood leaders at the beginning of its second hearing on Tuesday, citing “distress” over the decision according to state-owned Al-Ahram.

Giza prosecution decided on Wednesday to put Muslim Brotherhood figure Essam al-Erian into custody for 15 days pending investigations on violence at Bein al-Sarayat and another 15 days pending investigations on Giza Square violence.

Zagazig University saw clashes on Wednesday between students for and against the Muslim Brotherhood. Six students were injured, including two who received gunshot wounds.

Judge Mohamed Amin Al-Qarmouty of the Cairo Criminal Court withdrew from a case trying Muslim Brotherhood leaders at the beginning of its second hearing on Tuesday, citing “distress” over the decision according to state-owned Al-Ahram.

Security forces fired teargas and bird-shots to disperse a student protest against the country's interim leadership at Cairo University on Tuesday.

Egyptian authorities have arrested an Islamist militant jailed over the assassination of Anwar Sadat, for plotting bomb attacks on behalf of al Qaeda since his release from prison in 2012, security sources said on Tuesday.

Just three months after the ousting of Muslim Brotherhood President Mohammed Morsi, it appears Egyptian authorities are taking a big step toward protecting the freedom of worship for the nation’s Christian community by lifting major restrictions on the construction of new churches.

A Coptic Orthodox bishop said that Western military powers should not intervene in the region in order to come to the aid of persecuted Christians.

Three police officers were killed early Monday morning in an attack by armed assailants on a security checkpoint in the Daqahleya Governorate.

Dozens of Muslim Brotherhood students protested at Al-Azhar University in Nasr City on Monday in front of the university’s administrative building demanding the release of students held in recent protests as well as deposed President Mohamed Morsy.

Gunmen killed three policemen in Egypt's Daqahliya, a Nile Delta city northeast of Cairo, on Monday, said an Interior Ministry statement.

The Cairo Security Directorate made a security plan for the Ettehadiya events trial of deposed President Mohamed Morsy and decided that it would be held at the Tora Police Institute.

The media spokesman for the Legal Team for Coup Victims said Monday that ousted president Mohamed Morsi will not recognise the court’s authority.

The jihadist group Ansar Beit Al-Maqdis (Supporter of Jerusalem) revealed on Saturday the identity of the suicide bomber whom it claimed had carried out the attempt on the life of Minister of Interior Mohamed Ibrahim, alongside an alleged footage of the explosion.

An Egyptian security official says a feud between two Coptic Christian families in the country's south has left five people dead and nine wounded.

A suicide bomber who tried to kill the Egyptian interior minister has been revealed as a former army officer by the jihadist group which claimed responsibility for the attack.