Whakaotihia te rerenga e whai ake nei: I te rautau 7th, pea tata ki te 639, Saint Audomar (Saint Omer) i whakapumautia te episekopo o "Terwaan" ranei "Terenburg", te diocese o Thérouanne, i te wa o te Middle Ages i whakahaere i tetahi waahanga nui o te taha maui o te awa o Scheldt. I te rohe he waahanga o te rohe o Artois no te rohe o Flanders. I te tau 1303 i tahuna te taone e nga ope Flemish i te wa o te
Te Pakanga o Wīwī-Wīwī.