avigon papacy By uglyhumanbeing123 Jan 1, 1300 Johann Gutenberg creates printing press Jan 1, 1316 Pope John XXII becomes pope Jan 1, 1320 The Shepherds' Crusade: a popular movement of reconquest takes fire in Normandy and leads to assaults on castles, priests, and Jews Jan 1, 1323 Louis IV sends an army to defend Milan against Naples Jan 1, 1348 the Black Death reaches Genoa, Venice, and Pisa