besieged town of Berwick-upon-Tweed
... that when the besieged town of Berwick-upon-Tweed refused to surrender, the governor's son was hanged outside the town gates?
... that when the <b id="mwBEA"><a href="./Siege_of_Berwick_(1333)" id="mwBEE" rel="mw:WikiLink" title="Siege of Berwick (1333)">besieged town of Berwick-upon-Tweed</a></b> refused to surrender, the governor's son was hanged outside the town gates?