War On Terror: The fanatical Islamist group torches an 1,800-year-old church built before the founding of Islam and forces the Christian residents of Mosul to convert, pay a tax, leave or face execution. This is what the West faces. 'From Boston to Zanzibar, there's a worldwide war on Christianity," Kentucky Republican Sen. Rand Paul said at the Values Voters Summit last October, an annual conservative gathering. The number and intensity of attacks was so great, he said, that it's "almost as if we lived in the Middle Ages." That was an era when the swords of Islam had conquered much...