Attacks on U.S. Troops in Iraq Grow in Lethality, Complexity
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As U.S. troops push more deeply into Baghdad and its volatile outskirts, Iraqi insurgents are using increasingly sophisticated and lethal means of attack, including bigger roadside bombs that are resulting in greater numbers of American fatalities relative to the number of wounded.
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Iraqi troops backed by U.S. attack helicopters fought militants for several hours in central Baghdad on Friday as new figures showed a leap in the number of Iraqis killed in violence in November.
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The deadly attack shows the tenacity of militants as they consistently and lethally target military installations.
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BAGHDAD, Iraq - The scale and sophistication of militant attacks in Iraq are steadily increasing, with coordinated strikes and complicated ambushes that increasingly hit their targets, officials and analysts said Wednesday.    The spike in bloodshed - more than 200 dead in four days - has stifled American hopes that the transfer of sovereignty and the prospect of a democratic vote in four months could take the steam out of the uprising and pave the way for a reduction in U.S...
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The U.S. command announced Thursday the deaths of 14 more American troops, most killed in powerful roadside bombs in Baghdad. Thick, black smoke rose from the heavily fortified Green Zone after a mortar barrage as militants struck back despite a massive military offensive.
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Thirty-one U.S. troops died in a helicopter crash in Iraq and six more were killed in insurgent attacks on the deadliest day for American forces since they invaded the country 22 months ago.
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Some of the deadliest attacks in Iraq since the war began in March 2003:
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Thirty-one U.S. troops died in a  helicopter crash in Iraq and six more were killed in insurgent  attacks on the deadliest day for American forces since they  invaded the country 22 months ago.
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By key measures of the level of insurgent violence against American forces in Iraq - numbers of dead, wounded and insurgent attacks - the situation has grown worse since summer.
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Â· More than 150 injured in coordinated attacks Â· One of deadliest days since US troop surge
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Eight more U.S. soldiers have been killed in five previously unreported attacks in different areas of Iraq over the past four days, the U.S. military said on Saturday.
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The scale and sophistication of militant attacks in Iraq are steadily increasing, with coordinated strikes and complicated ambushes that increasingly hit their targets, officials and analysts said Wednesday.
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Seven U.S. soldiers were killed in six separate attacks across Iraq on Saturday, the U.S. military said on Sunday, days after it recorded its deadliest monthly toll in more than two years.
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Recent upsurge in attacks has parallels, and differences, with past insurgencies.
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Trends in Iraq seem to be moving in two different directions these days. The guerrilla war between the United States and insurgents continues, with mounting clashes and casualties.
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New Pentagon estimates of the Iraqi insurgency&#39;s numbers and funding reveal a military challenge vastly more daunting than anything planned for.
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Military waging distinctly different battles with Shiite extremists, Sunni fighters, al-Qaeda in Iraq.