In 2004, the U.S. Department of Defense released a report warning that by 2020, major European cities would be under water, Britain would be plunged into a "Siberian" climate and the world would be teetering on anarchy, with mega-droughts, famine and widespread rioting. The secret Pentagon report, the Observer reported at the time, was, suppressed by American defense chiefs, noted John Nolte of Breitbart News. The report said abrupt climate change could bring the world to the edge of anarchy as countries develop a nuclear threat to defend and secure dwindling food, water and energy supplies. "Disruption and conflict will...