<a href="https://en.wikipedia.org/wiki/Treaty_of_Benavente" id="mwPA" rel="mw:WikiLink" title="Treaty of Benavente">Treaty of Benavente</a>: the heiresses of the <a href="https://en.wikipedia.org/wiki/Kingdom_of_León" id="mwPQ" rel="mw:WikiLink" title="Kingdom of León">Kingdom of León</a> renounce their throne to King <a href="https://en.wikipedia.org/wiki/Ferdinand_III_of_Castile" id="mwPg" rel="mw:WikiLink" title="Ferdinand III of Castile">Ferdinand III of Castile</a><sup about="#mwt37" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-6"}}' id="cite_ref-6" rel="dc:references" typeof="mw:Extension/ref"><a href="./December_11#cite_note-6" id="mwPw" style="counter-reset: mw-Ref 6;"><span class="mw-reflink-text" id="mwQA">[6]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-6">H. Salvador Martínez, <i id="mwBxU">Alfonso X, the Learned: A Biography</i> (Brill, 2010), p. 32.</span>