The 1438 Pragmatic Sanction of Bourges was annulled by a Concordat signed after this battle with Pope (*) Leo X.  Pikemen under Matthaus Schiner were defeated in this battle fought near Milan.  
Prior to this battle, Prospero Colonna was caught dining while his cavalry was captured by a force that took the unexpected Col de l'Argentiere pass through the mountains.  The victorious commander at this battle was knighted on the field by Seigneur de Bayard and had appointed his mother Louise of Savoy regent before the campaign.  The winning side in this battle was reinforced by troops under Bartolomeo d'Alviano arriving from Lodi.  Prior to this battle, a treaty was signed which awarded Massimilano Sforza the booby prize of the Duchy of Nemours.  The 1438 Pragmatic Sanction of Bourges was annulled by a Concordat signed after this battle with Pope (*) Leo X.  Pikemen under Matthaus Schiner were defeated in this battle fought near Milan.  For 10 points, name this battle in the War of the League of Cambrai, a 1515 victory for Francis I of France over the Papacy and the Old Swiss Confederacy.
Prior to this battle, Prospero Colonna was caught dining while his cavalry was captured by a force that took the unexpected Col de l'Argentiere pass through the mountains.  
Battle of Marignano