The <a href="https://en.wikipedia.org/wiki/Nineteenth_Amendment_to_the_United_States_Constitution" id="mwrg" rel="mw:WikiLink" title="Nineteenth Amendment to the United States Constitution">19th amendment</a> to <a class="mw-redirect" href="https://en.wikipedia.org/wiki/United_States_Constitution" id="mwrw" rel="mw:WikiLink" title="United States Constitution">United States Constitution</a> takes effect, giving women the right to vote.