Most of the Sundgau and other scraps were later handed over to the Duke of Baden and King of Württemberg by Napoleon, and at the Congress of Vienna the Austrians decided they needed these rulers’ good will and would not ask for Further Austria to be handed back. The one exception was the small chunk of land at the end of Lake Constance – the Vorarlberg – with its main town of Bregenz, which stayed on as a western extension of the Tyrol. This region made no further contribution