Sejm of the Congress Poland
... that in one of its last acts, the Sejm of the Congress Poland dethroned Tsar Nicholas I of Russia from his position as the King of Poland?
... that in one of its last acts, the <b id="mwBN8"><a class="mw-redirect" href="./Sejm_of_the_Congress_Poland" id="mwBOA" rel="mw:WikiLink" title="Sejm of the Congress Poland">Sejm of the Congress Poland</a></b> dethroned <a href="./Tsar" id="mwBOE" rel="mw:WikiLink" title="Tsar">Tsar</a> <a href="./Nicholas_I_of_Russia" id="mwBOI" rel="mw:WikiLink" title="Nicholas I of Russia">Nicholas I of Russia</a> from his position as the <a class="mw-redirect" href="./King_of_Poland" id="mwBOM" rel="mw:WikiLink" title="King of Poland">King of Poland</a>?