Near miss of US Embassy Sunday fits pattern of conflict with Shiite militias.
Five years after the US invasion, some see flickers of hope.
Recent clashes between the militia and Iraqi forces threaten to undo a lull in the group's activities.
Readers write about unemployment, deceptions in the Iraq war, Arab college enrollment, women in government, and cartoon depictions of the prophet Muhammad.
President Mahmoud Ahmadinejad met with key Iraqi leaders and offered the country a $1 billion loan as he began a two-day visit Sunday.
Washington contends that allowing ex-Baathists back into the fold is key to undercutting the insurgency.
The US implements a program to release those not deemed a threat.