Guadalupe, 1531 - Mary saves America from annihilation. Paris, 1830 - Mary gives us the Miraculous Medal. La Salette, 1846 - Our Lady never ceased weeping. Lourdes, 1858 - Affirms dogma of Immaculate Conception. Pontmain, 1871 - Mary appears and ends war in Europe. Knock, 1879 - Her message more crucial now than ever. Fatima, 1917 - Mary prophesies World Wars. Beauraing, 1932 - Mary prepares us for WWII. Banneux, 1933 - She said "Whole nations will be annihilated."