Unification

This doesn't sound like civil war... It's much worse:

BAGHDAD, April 6 -- On the streets of Baghdad neighborhoods long defined by differences of faith and politics, signs are emerging that resistance to the U.S. occupation may be growing from a sporadic, underground effort to a broader insurrection by militiamen who claim to be fighting in the name of their common faith, Islam.

On Monday, residents of Adhamiya, a largely Sunni section of northern Baghdad, marched with followers of Moqtada Sadr, the militant Shiite cleric whose call for armed resistance was answered by local Sunnis the same afternoon, residents said.
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Like complaints about home searches that leave Iraqis feeling defiled and humiliated, disappointment with the Governing Council is a grievance that binds many Iraqis. The panel is widely condemned as dominated by exiles such as Ahmed Chalabi, the Iraqi National Congress leader far better known and loved in Washington than in Baghdad. The complaint gained new energy when Shiite clerics began a campaign against sections of the basic law the council produced with U.S. oversight as a basis for a constitution.