ˈælaɪd wɪð vˈɛnɪs, hiː bᵻsˈiːdʒd æŋkˈoʊnə ɪn wˈʌn θˈaʊzənd wˈʌnhˈʌndɹɪd sˈɛvənti θɹˈiː, bˌʌt wʌz fˈoːɹst tə ɹᵻtɹˈiːt; ðə wˈɪdoʊ stæmˈiəɹə, lˈeɪɾɚɹ ɐkˈaʊntᵻd ɐn ɪtˈæliən nˈæʃənəl hˈɛɹoʊˌɪn, hæd ɐn ɪmpˈoːɹtənt ɹˈoʊl ɪnðə sˈɪɾiz ɹᵻsˈɪstəns.
Allied with Venice, he besieged Ancona in 1173, but was forced to retreat; the widow Stamira, later accounted an Italian national heroine, had an important role in the city's resistance.