The Federal Building, the Federal Government and the Federal Parliament are located in the building. This is a group of large palace-style buildings built of granite. Built from 1852 to 1857, it is a Renaissance style. Its unique copper-green roof contrasts sharply with the tone of the whole city. Switzerland used to have no fixed capital for a long time. On November 28, 1848, Bern was designated as the capital of the Swiss Confederation and became the seat of the federal government and the national political and diplomatic center.