A <a href="https://en.wikipedia.org/wiki/Hungarian_Revolution_of_1848" id="mweg" rel="mw:WikiLink" title="Hungarian Revolution of 1848">revolution breaks out in Hungary</a>, and the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Habsburg" id="mwew" rel="mw:WikiLink" title="Habsburg">Habsburg</a> rulers are compelled to meet the demands of the reform party.<sup about="#mwt72" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-13"}}' id="cite_ref-13" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_15#cite_note-13" id="mwfA" style="counter-reset: mw-Ref 13;"><span class="mw-reflink-text" id="mwfQ">[13]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-13"><cite about="#mwt69" class="citation book cs1" id="CITEREFBona1999">Bona, Gábor (1999). <i id="mwB_M">The Hungarian Revolution and War of Independence, 1848-1849: A Military History</i>. Boulder, Colo.: Social Science Monographs. p.<span id="mwB_Q" typeof="mw:Entity"> </span>457. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwB_U" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwB_Y" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780880334334" id="mwB_c" rel="mw:WikiLink" title="Special:BookSources/9780880334334"><bdi id="mwB_g">9780880334334</bdi></a>.</cite><span about="#mwt69" class="Z3988" id="mwB_k" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Hungarian+Revolution+and+War+of+Independence%2C+1848-1849%3A+A+Military+History&amp;rft.place=Boulder%2C+Colo.&amp;rft.pages=457&amp;rft.pub=Social+Science+Monographs&amp;rft.date=1999&amp;rft.isbn=9780880334334&amp;rft.aulast=Bona&amp;rft.aufirst=G%C3%A1bor&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AMarch+15"></span></span>