Developments in Egypt, where a crackdown on ousted president Mohamed Morsi's supporters mushroomed into a bloodbath in which almost 900 civilians and more than 100 policemen have been killed.

WEDNESDAY, AUGUST 14

- Security forces backed by bulldozers move in early on two huge camps -- Rabaa al-Adawiya and Al-Nahda Square in Cairo -- where thousands of Morsi supporters have been calling for his reinstatement for more than a month since his ouster by the army on July 3.

- The violence sparks deadly clashes across the country, with the Muslim Brotherhood exhorting Egyptians to fill the streets to "stop a massacre".

In the central provinces of Menya and Sohag, Morsi supporters torch Coptic Christian churches.

- An official toll counts 578 dead and 3,500 injured, Brotherhood figures are 2,200 dead and more than 10,000 injured.

- Authorities declare a month-long state of emergency and a night-time curfew in Cairo and half of the provinces.

- Vice president and Nobel Peace laureate Mohamed ElBaradei resigns.

THURSDAY, AUGUST 15

- The interior ministry says it has told police to use live ammunition in dealing with attacks on government buildings and police forces.

- President Barack Obama says the United States has cancelled military exercises with Egypt.

- Turkey recalls its ambassador, prompting a tit-for-tat move by Egypt.

FRIDAY, AUGUST 16

- Automatic gunfire erupts in several cities, notably around Ramses Square in Cairo, where thousands of Islamists protest in response to a Brotherhood call for a "Friday of anger" after weekly prayers.

- Egypt's cabinet says it is confronting a "malicious terrorist plot" by the Brotherhood.

- Almost 200 people are killed.

SATURDAY, AUGUST 17

- Police evacuate hundreds of Morsi supporters from the al-Fath mosque in Cairo, some of whom are beaten by pro-government crowds.

SUNDAY, AUGUST 18

- Thirty seven Brotherhood detainees die near Cairo in a prison van from asphyxiation, according to the government, which says they were trying to escape.

- General Abdel Fattah al-Sisi, Egypt's army chief who toppled Morsi, pledges a "forceful" response to further attacks on police stations and government buildings.

MONDAY, AUGUST 19

- At least 25 police officers are killed in an attack on two mini-buses on the Sinai peninsula, the worst such attack in years.

- Morsi is accused of complicity in the deaths and torture of protesters outside his presidential palace in late 2012.

- Mubarak is granted a conditional release in one of the cases against him, but remains in custody on charges in an additional case.

- Saudi Arabia says Arab and Islamic countries will step in to help Egypt if Western nations cut aid packages.

TUESDAY, AUGUST 20

- Muslim Brotherhood chief Mohammed Badie is arrested overnight with two other top leaders. They and others are to face charges of inciting to murder anti-Morsi demonstrators.

The group names Mahmoud Ezzat as interim supreme guide.

- The UN human rights office says it is pressing Egyptian authorities to let it deploy monitors in the crisis-wracked country.

- Almost 900 people, mostly pro-Morsi demonstrators, have died in six days across the country, while the interior ministry says that 102 police officers have also been killed.