The <a href="https://en.wikipedia.org/wiki/Treaty_of_Lodi" id="mwRg" rel="mw:WikiLink" title="Treaty of Lodi">Treaty of Lodi</a> is signed, establishing a balance of power among northern Italian city-states for almost 50 years.<sup about="#mwt43" 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="./April_9#cite_note-6" id="mwRw" style="counter-reset: mw-Ref 6;"><span class="mw-reflink-text" id="mwSA">[6]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-6"><cite about="#mwt40" class="citation book cs1" id="CITEREFKirshner1996">Kirshner, Julius (1996). <a class="external text" href="https://books.google.com/books?id=gAvk-MkzVNsC" id="mwB6U" rel="mw:ExtLink nofollow"><i id="mwB6Y">The Origins of the State in Italy, 1300-1600</i></a>. Chicago: University of Chicago Press. p.<span id="mwB6c" typeof="mw:Entity"> </span>183. <a class="mw-redirect" href="./ISBN_(identifier)" id="mwB6g" rel="mw:WikiLink" title="ISBN (identifier)">ISBN</a><span id="mwB6k" typeof="mw:Entity"> </span><a href="./Special:BookSources/9780226437699" id="mwB6o" rel="mw:WikiLink" title="Special:BookSources/9780226437699"><bdi id="mwB6s">9780226437699</bdi></a>.</cite><span about="#mwt40" class="Z3988" id="mwB6w" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Origins+of+the+State+in+Italy%2C+1300-1600&amp;rft.place=Chicago&amp;rft.pages=183&amp;rft.pub=University+of+Chicago+Press&amp;rft.date=1996&amp;rft.isbn=9780226437699&amp;rft.aulast=Kirshner&amp;rft.aufirst=Julius&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DgAvk-MkzVNsC&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AApril+9"></span></span>