World War II: The <a href="https://en.wikipedia.org/wiki/Potsdam_Declaration" id="mwAQo" rel="mw:WikiLink" title="Potsdam Declaration">Potsdam Declaration</a> is signed in <a href="https://en.wikipedia.org/wiki/Potsdam" id="mwAQs" rel="mw:WikiLink" title="Potsdam">Potsdam</a>, Germany.