The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Constitution_of_May_3,_1791" id="mwNg" rel="mw:WikiLink" title="Constitution of May 3, 1791">Constitution of May 3</a> (the first modern <a href="https://en.wikipedia.org/wiki/Constitution" id="mwNw" rel="mw:WikiLink" title="Constitution">constitution</a> in Europe) is proclaimed by the <a href="https://en.wikipedia.org/wiki/Sejm" id="mwOA" rel="mw:WikiLink" title="Sejm">Sejm</a> of <a href="https://en.wikipedia.org/wiki/Polish–Lithuanian_Commonwealth" id="mwOQ" rel="mw:WikiLink" title="Polish–Lithuanian Commonwealth">Polish–Lithuanian Commonwealth</a>.