Important Events and Dates of the Church By thomasheusel 324 Roman Persecution Ends 325 The Council of Nicea 381 The Council of Constantinople 400 Edict of Milan 431 The Council of Ephesus 451 The Council of Chalcedon Jan 1, 610 Islam Founded Jan 1, 637 Jerusalem Lost to Muslims Jan 1, 732 The Battle of Tours Jan 1, 800 Charlemagne Jan 1, 1095 The Crusades Begin Jan 1, 1272 The Crusades End Period: Jan 1, 1306 to Jan 1, 1376 Babylonian Captivity Period: Jan 1, 1378 to Jan 1, 1417 The Great Schism Jan 1, 1517 Martin Luther's 95 Theses Jan 1, 1534 Church of England Founded Jan 1, 1545 Council of Trent Period: Jan 1, 1648 to Feb 12, 2016 Rationalism and Enlightenment Jan 1, 1864 Vatican 1 council Period: Jan 1, 1914 to Jan 1, 1918 World War 1 Period: Jan 1, 1939 to Jan 1, 1945 World War 2 Period: Jan 1, 1963 to Jan 1, 1965 Vatican II Council Period: Jan 1, 1978 to Jan 1, 2005 Pope John Paul II Period: Jan 1, 2005 to Jan 1, 2013 Pope Benedict XVI Period: Jan 1, 2013 to Jan 1, 2016 Pope Francis