La cinta muraria si ingrandisce 1050-1350

                                                                          P.S. Lucia                                            1476-1480 Ricostruzione P. del Sasso, P.S.Lucia, P. del Forno
                                                                                                              Tutte le porte                                                                    
                                                                                                                                                              1522 Ricostruzione P. S. Agostino    

                                                                                                                1300 Costruzione                      1542 Distruzione

                                                                                         1201 Libero Comune

DAL CONSOLE AL PODESTA'

                                                                         
                                                                                  1235-1500 Periodo dei Podestà       

sottomissione
acqUISTO
  territori

                                                                                         
                                                                      1200-1293 Periodo sottomissioni  

guerre
intERNE

                                                                              
                                                                 1273-1356   Periodo lotte interne                                  

                                                                                               
                                                                                                         1400-1500 Periodo di massimo splendore

LA PESTE

                                                                                    1348  La peste