Iran has terrorized and been at war with America since they took over the U.S. Embassy in 1979," he said. "They killed 241 Marines in Lebanon. They killed Americans in the Khobar Towers, the USS Cole. They killed Americans when they attacked the U.S. Embassy in Africa. They killed Americans and thousands in the Iraq and Afghanistan war.
"It's not about land. It's not about economics. It's not about the Palestinians. This is a religious war against non-Muslims," he said. "The U.S. is the most important non-Muslim country."
"They believe — these religious Muslims — that they need to cause chaos and destroy the U.S. and Israel, that this will bring the Muslim Messiah, the Mahdi," Klein said. "Once that happens, they will create an Islamic caliphate where the world is run by Islam."