The <a class="mw-redirect" href="https://en.wikipedia.org/wiki/United_Nations_Charter" id="mw3g" rel="mw:WikiLink" title="United Nations Charter">United Nations Charter</a> is signed by <a href="https://en.wikipedia.org/wiki/Allies_of_World_War_II" id="mw3w" rel="mw:WikiLink" title="Allies of World War II">50 Allied nations</a> in <a href="https://en.wikipedia.org/wiki/San_Francisco" id="mw4A" rel="mw:WikiLink" title="San Francisco">San Francisco, California</a>.