Mr. Keene added: "I believe we can defeat our enemies without compromising the values that have made this nation great. No right is more essential to individual liberty than the right to be free from unjust detention at the hands of government."
"My hope and belief was that this event was going to be an open discussion," he said in a brief interview after the symposium. "It was what I said in my speech. You don't restrict access because someone disagrees with you."