Fulaman198(m): 7:28pm On Jul 17, 2012 tintingz: see the population of Islam fastest growing religion both in america and europe(CNN, BBC, GUINESS BOOK OF RECORDS)http://www.nairaland.com/987531/fastest-growing-religion-america-islamIn general my friend, Islam is the fastest growing religion in the world, however, at the moment the dominant religion in America is Christianity and its various sects