Presentation by Pierluigi Terenzi (@UNI_FIRENZE) on political networks of ‘The Marches’ in the 13th and 14th centuries during the conference ‘Political spaces and solidarity networks in Italy at the time of Dante’: https://youtu.be/dmOdE9eh3f0?list=PLA40wJ2L2kNcA9XY8nyw1BO_vePMfUsp5&t=6407