Medieval Europe By Kristian Stone Jan 1, 1000 Hungary Adopts Christianity Jan 1, 1095 Pope Urban Launches First Crusade Jan 1, 1099 Crusader Conquer Jerusalem Jan 1, 1147 Second Crusade Begins Jan 1, 1187 Turks Reconquer Jerusalem Jan 1, 1189 Third Crusade Begins Jan 1, 1202 Fourth Crusade Begins Jan 1, 1347 The Black Death Begins In Europe Jan 1, 1381 The Peasants Revolt in England Jan 1, 1391 Geoffrey Chaucer Writes The Canterbury Tales Jan 1, 1453 Constanople Falls To The Turks Mar 2, 2022 Poland Adopts Christianity Mar 2, 2022 The Feudal System Begins In The Frankish Empire Under Charlemagne feudal system Mar 2, 2022 First version of the Anglo-Saxon Chronicle is written Mar 2, 2022 Denmark Adopts Christianity Mar 2, 2022 Kiev Rus Adopts Christianity Period: Mar 2, 2022 to Jan 1, 1500 Medieval Europe The Duration of the middle ages