The question wording varies for this item. Here are some examples:
"Considering everything, do you think the United States did the right thing in going to war with Iraq, or do you think it was a mistake?"
- Gallup:"In view of the developments since we first sent our troops to Iraq, do you think the United States made a mistake in sending troops to Iraq, or not?"
- CBS/New York Times:
"Looking back, do you think the United States did the right thing in taking military action against Iraq, or should the U.S. have stayed out?"
"Do you think the U.S. made the right decision or the wrong decision in using military force against Iraq?"
"Do you think going to war with Iraq was the right thing for the United States to do or the wrong thing?"
"All in all, thinking about how things have gone in Iraq since the United States went to war there in March 2003, do you think the United States made the right decision in going to war in Iraq or made a mistake in going to war in Iraq?"