a peace treaty
... that a peace treaty signed between Venice and the Byzantine Empire in 1277 allowed both parties to fight one another over possession of Negroponte, without violating its terms?
... that <b id="mwAXk"><a href="./Byzantine–Venetian_treaty_of_1277" id="mwAXo" rel="mw:WikiLink" title="Byzantine–Venetian treaty of 1277">a peace treaty</a></b> signed between <a href="./Republic_of_Venice" id="mwAXs" rel="mw:WikiLink" title="Republic of Venice">Venice</a> and the <a href="./Byzantine_Empire" id="mwAXw" rel="mw:WikiLink" title="Byzantine Empire">Byzantine Empire</a> in 1277 allowed both parties to fight one another over possession of <a href="./Triarchy_of_Negroponte" id="mwAX0" rel="mw:WikiLink" title="Triarchy of Negroponte">Negroponte</a>, without violating its terms?