TIMELINE: Deadliest bomb attacks in Iraq

(Reuters) - Iraqi police said on Friday 68 people were killed in coordinated bombings in a packed shopping area in central Baghdad on Thursday.

Here is a list of some of the deadliest bomb attacks in Iraq in the past year:

March 6, 2007 - Two suicide bombers strike in Hilla, south of Baghdad, killing 105 pilgrims. Insurgents launch a total of 12 attacks against Shi'ite pilgrims. In all, 137 pilgrims are killed and 310 are wounded.

March 27 - A truck bomb explodes in Tal Afar, close to the Syrian border and the regional capital Mosul, killing 152 people.

April 14 - A suicide car bomber kills 40 people and wounds more than 70 at a bus station in the Iraqi holy city of Kerbala.

April 18 - Multiple car bombings kill 191 people around Baghdad. One car bomb near a market in the central Sadriya neighborhood kills 140 people and wounds 150.

April 28 - A suicide car bomber kills 60 people and wounds 170 at a checkpoint in Kerbala.

May 13 - Suicide truck bombing in northern town of Makhmour kills 50, with 70 people wounded.

June 19 - A car bomb near the Khilani Shi'ite mosque in central Baghdad kills 87 people.

July 7 - A truck packed with explosives covered with hay blows up in a crowded market in the northern town of Tuz Khurmato, killing 150 people and wounding 250.

July 16 - Eighty-five people are killed by a suicide truck bomb in the city of Kirkuk. At least 180 are wounded.

August 14 - At least three suicide bombers driving fuel tankers kill and wound at least 796 people in Yazidi residential compounds in the villages of Kahtaniya and al-Jazeera in northern Iraq near the Syrian border, the worst attack since the U.S.-led invasion in 2003. Yazidis are members of a pre-Islamic Kurdish sect who live in northern Iraq and Syria.

Oct 29 - A suicide bomber on a bicycle kills 30 policemen at their base in the province of Diyala.

Dec 12 - Three car bombs rip through the Shi'ite city of Amara killing 40 people and wounding 125.

Dec 25 - Two suicide bombings targeting U.S.-backed neighborhood patrols kill 33 people in total. One in Baiji, Salahuddin province, kills 23 and wounds 77 others. In Baquba, a suicide bomber strikes a funeral, killing 10.

Feb 1, 2008 - Female bombers kill 99 people in attacks blamed on al Qaeda at two popular Baghdad pet markets, the city's worst attacks in six months.