The book of Revelation says that half of the world's population is going to be wiped out. At current numbers, that means three or four billion people will die. Imagine most of the world's great cities destroyed, their shiny skyscrapers reduced to piles of smouldering rubble. And all this happens in the book of Revelation before we even get to the battle of Armageddon. Before that, Revelation says there is going to be a one-world...