 Complete the following phrase:  With his passing, the palace was sacked during feuds, and the main property passed into the hands of the Della Rovere family. It returned to the Colonna family when Marcantonio I Colonna married Lucrezia Gara Franciotti Della Rovere, the niece of Pope Julius II. The Colonna familys alliance to the Habsburg power likely protected the palace from looting during the 