A gun <a class="mw-redirect" href="https://en.wikipedia.org/wiki/USS_Princeton_disaster_of_1844" id="mwOQ" rel="mw:WikiLink" title="USS Princeton disaster of 1844">explodes on board</a> the steam warship <i id="mwOg"><a href="https://en.wikipedia.org/wiki/USS_Princeton_(1843)" id="mwOw" rel="mw:WikiLink" title="USS Princeton (1843)">USS Princeton</a></i> during a pleasure cruise down the <a href="https://en.wikipedia.org/wiki/Potomac_River" id="mwPA" rel="mw:WikiLink" title="Potomac River">Potomac River</a>, killing six, including Secretary of State <a href="https://en.wikipedia.org/wiki/Abel_P._Upshur" id="mwPQ" rel="mw:WikiLink" title="Abel P. Upshur">Abel Upshur</a>. President <a href="https://en.wikipedia.org/wiki/John_Tyler" id="mwPg" rel="mw:WikiLink" title="John Tyler">John Tyler</a>, who was also on board, was not injured from the blast.<sup about="#mwt40" 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="./February_28#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"><cite about="#mwt37" class="citation news cs1" id="mwBas"><a class="external text" href="https://www.washingtonpost.com/history/2022/02/14/uss-princeton-john-tyler/" id="mwBaw" rel="mw:ExtLink nofollow">"How a warship explosion led to the first marriage of a sitting U.S. president"</a>. <i id="mwBa0">Washington Post</i>. <a class="mw-redirect" href="./ISSN_(identifier)" id="mwBa4" rel="mw:WikiLink" title="ISSN (identifier)">ISSN</a><span id="mwBa8" typeof="mw:Entity"> </span><a class="external text" href="https://www.worldcat.org/issn/0190-8286" id="mwBbA" rel="mw:ExtLink nofollow">0190-8286</a><span class="reference-accessdate" id="mwBbE">. Retrieved <span class="nowrap" id="mwBbI">2023-02-28</span></span>.</cite><span about="#mwt37" class="Z3988" id="mwBbM" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Washington+Post&amp;rft.atitle=How+a+warship+explosion+led+to+the+first+marriage+of+a+sitting+U.S.+president&amp;rft.issn=0190-8286&amp;rft_id=https%3A%2F%2Fwww.washingtonpost.com%2Fhistory%2F2022%2F02%2F14%2Fuss-princeton-john-tyler%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AFebruary+28"></span></span>