 The common, shared land of the four communities of Fusio, Peccia, Prato and Sornico (known as the "comunella dei quattro comuni") remained shared until 1929.In the 15th century, the hamlet was the seat of the General Council of the valley, then the seat of the Swiss Confederation governor between 1513 and 1798.After 1803 it was the capital of the sub-district of Lavizzara.