Massacre of Jews at <a href="https://en.wikipedia.org/wiki/York_Castle" id="mwGA" rel="mw:WikiLink" title="York Castle">Clifford's Tower</a>, <a href="https://en.wikipedia.org/wiki/York" id="mwGQ" rel="mw:WikiLink" title="York">York</a>.<sup about="#mwt15" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-1"}}' id="cite_ref-1" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_16#cite_note-1" id="mwGg" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text" id="mwGw">[1]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-1"><cite about="#mwt12" class="citation web cs1" id="mwCdE"><a class="external text" href="https://www.english-heritage.org.uk/visit/places/cliffords-tower-york/history-and-stories/massacre-of-the-jews/" id="mwCdI" rel="mw:ExtLink nofollow">"The Massacre of the Jews at Clifford's Tower"</a>. <i id="mwCdM">English Heritage</i><span class="reference-accessdate" id="mwCdQ">. Retrieved <span class="nowrap" id="mwCdU">14 January</span> 2020</span>.</cite><span about="#mwt12" class="Z3988" id="mwCdY" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=English+Heritage&amp;rft.atitle=The+Massacre+of+the+Jews+at+Clifford%27s+Tower&amp;rft_id=https%3A%2F%2Fwww.english-heritage.org.uk%2Fvisit%2Fplaces%2Fcliffords-tower-york%2Fhistory-and-stories%2Fmassacre-of-the-jews%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMarch+16"></span></span>