Cities at War in Early Modern EuropeBetween 1550 and 1700, artillery siege warfare transformed the European city, which was theorized, fortified, violated, rebuilt, and celebrated by leading artists and architects. The fortified perimeter, with its regular bastions, redefined the identity of the early modern city. Military planning also generated new forms of urban spaces, such as the orderly grid, the tree lined avenue, the great central square dominated by triumphal sculpture, and the