5 Feb 1811—5 Feb 1811: Prince of Wales (future George IV) made Regent after George III deemed insane
2
1812
11 May 1812—11 May 1812: Prime Minister, Spencer Perceval, assassinated ? shot as he entered the House of Commons by a bankrupt Liverpool broker, John Bellingham, who was subsequently hanged
18 Jun 1812—18 Jun 1812: Start of American 'War of 1812' (to 1814) against England and Canada
Oct 1812—Oct 1812: Napoleon retreats from Moscow with catastrophic losses