Tens of thousands of people have staged protests across
Dozens of Sunni mosques are reported to have been targeted and six Sunnis killed after a gang blew up the dome of the al-Askari shrine in
Iraqi President Jalal Talabani said the country must work to avoid a civil war.
In a television broadcast, Talabani, a Sunni Kurd, accused the attackers of trying to sabotage attempts to form a coalition government.
"We must... work together against... the danger of civil war," he said.
No-one has claimed responsibility for the attack on the shrine, although Iraqi television said several people had been arrested in connection with the bombing.
The BBC's Jon Brain in
Protests and violence broke out across
The leading Sunni religious body condemned the attack.
After assailants attacked offices of his party in
Islamic Party said: "We will pursue anyone who attacks Sunnis."
The Islamic Party also demanded a curfew to protect Sunni areas; Iraqi troops patrolled Sunni districts of
As dusk fell, streets were quiet and queues formed at shops where people said they were stocking up in case of trouble.
The national security adviser accused al-Qaida followers of the bombing and said 10 people wearing the uniforms of police commandos had been arrested in
PHOTO CAPION
An Iraqi resident stands outside a partially burnt Sunni mosque in