Battle of Settepozzi
... that the defeat of a joint Byzantine-Genoese fleet by a smaller Venetian fleet at the Battle of Settepozzi caused Byzantine emperor Michael VIII to distance himself from his alliance with Genoa?
... that the defeat of a joint <a class="mw-redirect" href="./Byzantine" id="mwGQ4" rel="mw:WikiLink" title="Byzantine">Byzantine</a>-<a href="./Republic_of_Genoa" id="mwGQ8" rel="mw:WikiLink" title="Republic of Genoa">Genoese</a> fleet by a smaller <a href="./Republic_of_Venice" id="mwGRA" rel="mw:WikiLink" title="Republic of Venice">Venetian</a> fleet at the <b id="mwGRE"><a href="./Battle_of_Settepozzi" id="mwGRI" rel="mw:WikiLink" title="Battle of Settepozzi">Battle of Settepozzi</a></b> caused <a class="mw-redirect" href="./Byzantine_emperor" id="mwGRM" rel="mw:WikiLink" title="Byzantine emperor">Byzantine emperor</a> <a href="./Michael_VIII_Palaiologos" id="mwGRQ" rel="mw:WikiLink" title="Michael VIII Palaiologos">Michael VIII</a> to distance himself from his alliance with Genoa?