Mourners carry the body of a victim of the violence in Alexandria, on Saturday Anti-coup protesters returned to the streets of Egypt\'s second largest city, Alexandria, on Saturday night, in defiance of a military curfew .
Supporters of ousted president Mohammed Morsi also held demonstrations in the Cairo suburbs of Helwan, and Giza, along with the central city of Minya.
Earlier, the office of the political wing of the Muslim Brotherhood, Freedom and Justice Party (FJP), in Alexandria, was set alight after clashes between supporters and opponents of Morsi.
General Nasser el-Abd, Alexandria security director said that protesters broke into the FJP office in the area of Hadara, east Alexandria, on Saturday afternoon, before setting it on fire.
Clashes between pro- and anti-Morsi groups intensified in the areas of ?Manara and Hadara on Friday night.
Locals said that the clashes continued on Saturday, with both sides throwing stones and rocks at each other. There was also fighting reported at the ?funerals of two victims of the violence in Alexandria, last week. Three people injured were taken taken to a local hospital.
Abd confirmed that 43 people were killed during clashes in Alexandria on Friday, with 120 injuries.
He also said that one soldier was killed, and another injured during an ambush on Friday night.?
Gunmen broke into Alexandria naval base before opening fire and killing one officer. A second officer who suffered gunshot wounds is recovering in hospital.
The government, meanwhile, released official figures of the death toll from Friday\'s clashes across the country.  
An official from the health ministry said 43 people were killed in Alexandria, with further deaths confirmed in Ismailia, Damietta and Faiyum. The representative said at least 24 policemen had died over the past 24 hours and 15 police stations attacked.
The government\'s statement came after the health ministry said it had been ordered not to hand out the official death toll without permission from the cabinet.
On Friday, four Morsi supporters were shot dead during a rally in the canal city of Ismailia, head of the Egyptian Ambulance Organisation, Mohammed Sultan said, whilst eight protesters were killed in Damietta, northern Egypt.
Locals in Ismailia said 11 others were injured in violent ?clashes between security forces and members of the Muslim Brotherhood.
Fighting erupted outside al-Saleheen mosque, close to Shebin al-?Kom after Friday prayers. Security officers used tear gas to disperse the stone-throwing protesters.
In Damietta, north of Cairo, 30 protesters were also wounded. Locals said security officers opened fire after Islamist activist tried to storm two prisons.
Meanwhile, Reuters reported that eight people died and 70 were injured during clashes in Faiyum, southwest of Cairo.
In Alexandria, Muslim Brotherhood activists were pushed back by security officials in the Ibrahimeya area, as they marched towards the Smoha region.?
Fighting was reported in the eastern area of Sedy Bishr after the Friday prayers, with locals claiming that three people were also injured.
Activists pelted forces with stones, who responded with birdshot. Witnesses reported hearing gunshots in the Ibrahimeya area.
Earlier on Friday morning, armed assailants attacked the headquarters of the Judges Club of Alexandria and set fire to the garden outside the building.
According to al-Ahram, a drive-by shooting occurred when a four-wheel-drive car passed by the club and opened fire at the gate. The assailants threw petrol bombs, setting the garden, including three parked cars on fire.
In Arish, North Sinai, local sources said eight Morsi supporters were wounded during violent confrontations with security forces. Witnesses said protesters marched towards the police headquarters, forcing the security personnel to retaliate with birdshot.
In the northern city of Tanta, Egyptian security forces fired birdshot and tear gas to block Morsi supporters from reaching a government building.
Pro-Morsi demonstrators staged a fresh wave of rallies in several Egyptian cities to protest Wednesday\'s violent dispersal of their two main protests sites in Cairo and Giza.
\"Our revolution is peaceful; we will continue to mobilise without violence or sabotage,\" the National Alliance for the Defence of Legitimacy, a coalition of largely Islamist parties and figures supportive of Morsi, said in a statement early Friday.
Additional source: AA, AFP, Reuters