Ruling Islamist movement Ennahda and the opposition Nidaa Tounes said Sunday they have held secret talks in Europe to try to find a way out of Tunisia's political crisis.

Nidaa Tounes leader, ex-premier Beji Caid Essebsi, a sworn enemy of the Islamists, met Ennahda chief Rached Ghannouchi while on a European tour last week, his center-right party said in a statement.

Attacks in Iraq killed at least eight people including an anti-al-Qaida militia leader on Sunday, officials said, the latest in a surge of violence plaguing the country.

Security forces have in recent weeks carried out some of their biggest operations since the 2011 withdrawal of U.S. forces, but analysts and diplomats say authorities have not addressed root causes of the unrest.

European Union leaders, Herman Van Rompuy and Jose Manuel Barroso, warned Egypt's army and interim government Sunday that the bloc was ready to "review" ties failing an end to violence and return to dialogue.

In a long statement, the presidents of the European Council and European Commission leaders warned that further escalation could have "unpredictable consequences" for Egypt and for the region and placed responsibility for a return to calm on the army and government.

Five Bahraini police were wounded late on Saturday, as security forces clashed with opposition protesters in a Shiite village north of the capital, police said.

The injuries were inflicted by a "group of terrorists" at the entrance to the village of Dair with a "home-made explosive device," a statement carried by the official BNA news agency said.

Egyptian Islamists announced fresh demonstrations for Sunday after police ended a tense stand-off with protesters in a Cairo mosque, as the death toll from four days of violence surpassed 750.

Security forces on Saturday dragged Islamist supporters of deposed president Mohammed Morsi from the Al-Fath mosque, passing through angry crowds who called them "terrorists" and tried to beat them.

Two Irish women were arrested Saturday after being trapped with hundreds of people in a Cairo mosque surrounded by Egyptian security forces, one of them told Irish state broadcaster RTE.

The pair are children of the imam of Ireland's biggest mosque in Dublin and were on holiday in the Egyptian capital with a sister and a teenage brother who were also in the mosque.

The Israeli army fired into Syria after shells from the neighboring country hit the Israeli-occupied sector of the Golan Heights on Saturday, a military spokesman said.

"Today, several shells fired from Syria landed in the central Golan heights, adjacent to the Israel-Syria border," he told Agence France Presse.

Germany's foreign minister and his Qatari counterpart on Saturday condemned the spiraling violence in Egypt, urging political dialogue to avoid further bloodshed.

"We are deeply distressed by the ongoing and brutal violence in Egypt," German Foreign Minister Guido Westerwelle told journalists after meeting his Qatari counterpart Khaled al-Attiyah.

Saudi King Abdullah ordered on Saturday the dispatch of three fully-equipped field hospitals to Egypt, a day after backing Cairo in its deadly crackdown on Muslim Brotherhood protesters.

The move is aimed at "standing by and supporting the brotherly Egyptian people, and to reduce the pressure on hospitals there," said a Saudi official cited by SPA state news agency.

Egyptian authorities insisted Saturday that non-violent members of ousted president Mohammed Morsi's Muslim Brotherhood movement could take part in the country's transition.

"Anyone from the Muslim Brotherhood or the non-Muslim Brotherhood who would like to come back to join the peaceful Egyptian march towards the future will be welcomed," presidential adviser Mustafa Hegazy said.