The <a href="https://en.wikipedia.org/wiki/Rashidun_Caliphate" id="mwEw" rel="mw:WikiLink" title="Rashidun Caliphate">Rashidun Caliphate</a> is effectively ended with the <a href="https://en.wikipedia.org/wiki/Assassination_of_Ali" id="mwFA" rel="mw:WikiLink" title="Assassination of Ali">assassination of Ali</a>, the last caliph.<sup about="#mwt18" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"Madelung"},"body":{"id":"mw-reference-text-cite_note-Madelung-1"}}' id="cite_ref-Madelung_1-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./January_26#cite_note-Madelung-1" id="mwFQ" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text" id="mwFg">[1]</span></a></sup>