1792: First use of the guillotine in Paris.
1969: 'The Dales', formerly 'Mrs Dale's Diary', ends on BBC radio after 21 years.
1921: First police on motorcycles in London.
1926: One-way traffic is instituted in Trafalgar Square.
1749: The premiere of Handel's Music for the Royal Fireworks is disrupted by fire.
1968: Abortion is legalised in Britain.
1789: Captain William Bligh is cast adrift from HMS Bounty.
1913: The modern zipper is patented by Gideon Sundback.
1935: Cat's eyes, invented by Percy Shaw, are first used on British roads.
1820: The Cato Street conspirators are hanged, then beheaded - the last to be beheaded in Britain.
1901: Table tennis is born as James Gibb launches his new game 'ping pong'.
1889: Aspirin is introduced, in powder form, in Germany.
1939: Birth of Bob Kane's invention 'The Batman' in No 17 of Detective Comics.Reuse content