World War II: On the first day of the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Bombing_of_Dresden_in_World_War_II" id="mwARg" rel="mw:WikiLink" title="Bombing of Dresden in World War II">bombing of Dresden</a>, the British <a href="https://en.wikipedia.org/wiki/Royal_Air_Force" id="mwARk" rel="mw:WikiLink" title="Royal Air Force">Royal Air Force</a> and the <a href="https://en.wikipedia.org/wiki/United_States_Army_Air_Forces" id="mwARo" rel="mw:WikiLink" title="United States Army Air Forces">United States Army Air Forces</a> begin <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Fire-bombing" id="mwARs" rel="mw:WikiLink" title="Fire-bombing">fire-bombing</a> <a href="https://en.wikipedia.org/wiki/Dresden" id="mwARw" rel="mw:WikiLink" title="Dresden">Dresden</a>.