<a href="https://en.wikipedia.org/wiki/World_War_II" id="mwAQk" rel="mw:WikiLink" title="World War II">World War II</a>: The German Luftwaffe begins <a href="https://en.wikipedia.org/wiki/The_Blitz" id="mwAQo" rel="mw:WikiLink" title="The Blitz">the Blitz</a>, bombing London and other British cities for over 50 consecutive nights.