World War II: The <a href="https://en.wikipedia.org/wiki/German_Instrument_of_Surrender" id="mw2Q" rel="mw:WikiLink" title="German Instrument of Surrender">German Instrument of Surrender</a> signed at <a href="https://en.wikipedia.org/wiki/Karlshorst" id="mw2g" rel="mw:WikiLink" title="Karlshorst">Berlin-Karlshorst</a> comes into effect.