Iraq's deadliest attacks since US pullout
December 22 Attacks in a dozen, mostly Shiite areas of Baghdad, kill 69 people.
January 5 Coordinated bombings target Shiites, killing 78 in Baghdad and outside the city of Nasiriyah.
January 14 A bomb among a procession of Shiite pilgrims near Zubair kills at least 53.
January 28 A suicide car bomber in Baghdad strikes a Shiite funeral, killing 33.
February 19 A car bomb detonates as a group of police recruits leave their academy, killing 20.
February 23 Attacks kill 55 people as car bombs go off across the country.
March 5 Assailants shoot dead 25 policemen in an attack in Haditha.
March 20 Insurgents unleash attacks across the country, killing 46.
April 19 Bombs explode in 10 Iraqi cities, killing at least 30 people.
May 31 Bombs at a Baghdad, restaurant, near police patrols and government officials kill at least 18.
June 4 A car bomb outside Iraq's main religious affairs office for Shiite Muslims, kills at least 23 people.