Tykocin Castle
... that Janusz Radziwiłł, considered by some as the traitor of the Polish–Lithuanian Commonwealth, died in the besieged Tykocin Castle ?
... that <a href="./Janusz_Radziwiłł_(1612–1655)" id="mwCfo" rel="mw:WikiLink" title="Janusz Radziwiłł (1612–1655)">Janusz Radziwiłł</a>, considered by some as the traitor of the <a href="./Polish–Lithuanian_Commonwealth" id="mwCfs" rel="mw:WikiLink" title="Polish–Lithuanian Commonwealth">Polish–Lithuanian Commonwealth</a>, died in the besieged <b id="mwCfw"><a href="./Tykocin_Castle" id="mwCf0" rel="mw:WikiLink" title="Tykocin Castle">Tykocin Castle</a></b> <i id="mwCf4">(pictured)</i>?