Alphard Wegener's nationality had nothing to do with the Scientific communities acceptance it was the pure shock of it . It was such a profound statement to say that were you stand now won't be wear you stand in a minute and that you physical location is changing to say that such massive pieces of land were being moved by turning was crazy physicist proved it long and for it to just plow through the sea floor would mean it to be more dense which it wasn't which is why out rocky Continents are above the seafloor.