 Emmanuel Philibert died in Turin in August 1580 and the Savoyard throne was handed down to his son, Charles Emmanuel I, Duke of Savoy (1562–1630).In celebration of the joint marriages of his daughters Princess Margaret and Princess Isabella in 1608, Charles Emmanuel I commissioned the construction of a ring of porches topped off by an open gallery.His son, the future Victor Amadeus I, Duke of Savoy (1587–1637), entered into a prestigious marriage when he married the French Princess Christine Marie of France.