This is never going to end. I think the biggest issue is ISIS took Iraqi cities, not we went in. This is 2015, not 2004, or 2008.
"Bush also dismissed "hypothetical" questions about the origins of the Iraq war as a "disservice" to U.S. troops who died or were injured in the war, and to their families."
http://www.washingtonpost.com/blogs/...bout-iraq-war/