He would have been guilty of something because there was clear public deception and criminal negligence involved. He betrayed the country and our military by going into an illegal war in our name. If any other leader did this we would expect them to hang in their country without much of a trial...
Blair is a cancer that hasn't been removed and every time he gets into the public domain he insults our intelligence.
We expect other leaders of the world to be held accountable for their crimes but we don't attend to ours. If he was tried as a war criminal years ago the West wouldn't be seen...