Regent <a href="https://en.wikipedia.org/wiki/George_Mouzalon" id="mwHQ" rel="mw:WikiLink" title="George Mouzalon">George Mouzalon</a> and his brothers are killed during a coup headed by the aristocratic faction under <a href="https://en.wikipedia.org/wiki/Michael_VIII_Palaiologos" id="mwHg" rel="mw:WikiLink" title="Michael VIII Palaiologos">Michael VIII Palaiologos</a>, paving the way for its leader to ultimately usurp the throne of the <a href="https://en.wikipedia.org/wiki/Empire_of_Nicaea" id="mwHw" rel="mw:WikiLink" title="Empire of Nicaea">Empire of Nicaea</a>.