I muri iho i te hinganga o te Emepaea Rо̄mana ki te Uru, ka heke te mōhiotanga o ngā āhuatanga Kariki o te ao ki Uropi ki te Uru i ngā rau tau tōmua (400 ki te 1000 CE) o ngā Tau Waenga, engari i tiakina i te hunga Mahometa i te wā o ngā Tau Kо̄ura o Islam.