The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Treaty_of_Lancaster" id="mwfA" rel="mw:WikiLink" title="Treaty of Lancaster">Treaty of Lancaster</a>, in which the <a href="https://en.wikipedia.org/wiki/Iroquois" id="mwfQ" rel="mw:WikiLink" title="Iroquois">Iroquois</a> cede lands between the <a href="https://en.wikipedia.org/wiki/Allegheny_Mountains" id="mwfg" rel="mw:WikiLink" title="Allegheny Mountains">Allegheny Mountains</a> and the <a href="https://en.wikipedia.org/wiki/Ohio_River" id="mwfw" rel="mw:WikiLink" title="Ohio River">Ohio River</a> to the British colonies, was signed in <a href="https://en.wikipedia.org/wiki/Lancaster,_Pennsylvania" id="mwgA" rel="mw:WikiLink" title="Lancaster, Pennsylvania">Lancaster, Pennsylvania</a>.