Greater Poland Civil War
... that neither of the principal combatants won the bloody Greater Poland Civil War which terminated after the accession of ten-year old Jadwiga of Poland to the Polish throne?
... that neither of the principal combatants won the bloody <b id="mwCAo"><a class="mw-redirect" href="./Greater_Poland_Civil_War" id="mwCAs" rel="mw:WikiLink" title="Greater Poland Civil War">Greater Poland Civil War</a></b> which terminated after the accession of ten-year old <a href="./Jadwiga_of_Poland" id="mwCAw" rel="mw:WikiLink" title="Jadwiga of Poland">Jadwiga of Poland</a> to the <a class="mw-redirect" href="./Polish_throne" id="mwCA0" rel="mw:WikiLink" title="Polish throne">Polish throne</a>?