More than 2,000 Iraqis were killed and wounded in Iraq in 2007 , US estimates . Many were killed by bombs , but U.N. officials warned of growth in execution - style killings . Iraq urges Iraqi security forces to step up and protect civilians . Bombings account for many of the deaths , but U.N. officials warn that they 're seeing a surge in execution-style killings that `` have been carried out in a particularly horrendous and unspeakable manner , '' said Nickolay Mladenov , the special representative of the U.N. secretary-general for Iraq . So far this year , more than 8,000 Iraqis have been killed .
More than 2,000 Iraqis were killed and wounded in Iraq in 2007 , US estimates . Many were killed by bombs , but U.N. officials warned of growth in execution - style killings . Iraq urges Iraqi security forces to step up and protect civilians . So far this year , more than 8,000 Iraqis have been killed .