During this battle, Richard de la Pole's rescue attempt faltered after the "Black Band" of Francois de Lorraine was exterminated by the forces of Georg Frundsberg.   
One of those taken prisoner after this battle wrote to his mother that "all is lost to [him] save honor and life, which remain free;" that letter was written from a fortress at Pizzighettone.  During this battle, Richard de la Pole's rescue attempt faltered after the "Black Band" of Francois de Lorraine was exterminated by the forces of Georg Frundsberg.   This battle was fought where a breach in the walls of a hunting preserve near the Porta Pescarina had allowed the arquebusiers of Alfonso d'Avalos to lay siege to Mirabello Castle.  The (*) imperial army of Charles de Lannoy routed the French forces in, for 10 points, what clash between the forces of Francis I and Charles V near a city 20 miles south of Milan?
One of those taken prisoner after this battle wrote to his mother that "all is lost to [him] save honor and life, which remain free;" that letter was written from a fortress at Pizzighettone.  
Battle of Pavia