The Shia Will Inherit Iraq by Robert Fisk

It may well produce a parliament so top-heavy with Shia candidates that the Americans will be tempted to 'top up' the Sunni assembly members by choosing some of their own, who will inevitably be accused of collaboration. But it will establish Shia power in Iraq--and in the wider Arab world--for the first time since the great split between Sunnis and Shias that followed the death of the Prophet Muhammad.