- Jan 12 1st cargo arrives in New Orleans by steam, from Natchez
Wellington Storms Ciudad Rodrigo
Jan 19 Peninsular War: After a ten day siege, Arthur Wellesley, 1st Duke of Wellington, orders British soldiers of the Light and third divisions to storm Ciudad Rodrigo
Byron's Maiden Speech
Feb 7 Poet Lord Byron (6th Baron Byron) makes his maiden speech in House of Lords
- Feb 11 Massachusetts Governor Elbridge Gerry signs a redistricting bill - first "gerrymander"
Argentine History
Feb 27 The flag of Argentina, created by Manuel Belgrano, is first raised at Rosario
Massive Earthquake in Caracas, Venezuela
Mar 26 Earthquake measuring 7.7 on the Richter scale destroys 90% of Caracas, Venezuela and kills an estimated 15,000 to 20,000 people
British PM Assassinated
May 11 British Prime Minister Spencer Perceval is assassinated by John Bellingham in the lobby of the House of Commons, London. Ironically, descendants of both later stand for the same seat in Parliament at the same time but neither win.
- May 11 Waltz introduced into English ballrooms; some observers consider it disgusting and immoral
Perceval Assassin Hung
May 18 John Bellingham, a Liverpool merchant who assassinated British Prime Minister Spencer Perceval on May 11, is hung for the crime at the Old Bailey in London
- Jun 4 Louisiana Territory officially renamed "Missouri Territory"
PM Robert Jenkinson
Jun 8 Robert Jenkinson becomes Prime Minister of the United Kingdom after Spencer Perceval's assassination
Event of Interest
Jun 20 British Governor Stamford Raffles storms the kraton (palace) of Yogyakarta on Java, capturing its ruler Hamengkubuwono III [1]
Battle of Beaver Dams
Jun 22 Upon learning of plans by the Americans to execute a surprise attack, Laura Secord walks 32 km to warn British troops, results in a British surprise victory at the Battle of Beaver Dams
- Jun 24 Napoleon Bonaparte's Grand Armée numbering half a million begin their invasion of Russia by crossing the Nieman River
- Jul 11 US invades Canada (Detroit frontier)
- Jul 12 US forces led by General Hull invade Canada (War of 1812)
- Jul 22 Duke of Wellington defeats French at Battle of Salamanca, Spain
- Jul 23 Battle of Mogilev: first significant fighting during Napoleon's invasion of Russia results in minor French victory
- Aug 1 Rare tornado hits Westchester County, NY
- Aug 12 Duke of Wellington's troops enter Madrid
- Aug 16 General Hull surrenders Detroit and Michigan territory to British forces under the command of Major General Sir Isaac Brock, who capture Fort Detroit with the help of Indigenous warriors led by Tecumseh
- Aug 19 US warship Constitution defeats British warship Guerriere
- Aug 22 Swiss traveller Johann Ludwig Burckhardt is the 1st European to rediscover the Nabataean city of Petra (modern Jordan)
- Sep 3 World's first cannery (Donkin, Hall and Gamble) opens in London, England to supply food to the Royal Navy
- Sep 7 Battle of Borodino: Napoleon Bonapartre wins a pyrrhic victory against Russian General Mikhail Kutuzov in the most ferocious battle of the Napoleonic era, 70,000 are killed
Great Fire of Moscow
Sep 14 Great Fire of Moscow begins as Napoleon approaches the city and retreating Russians burn it - fire continues to burn for five days
- Sep 15 Napoleon Bonaparte and his French army reach the Kremlin in Moscow, where they watch the flames of the Great Fire of Moscow spread and grow
- Sep 18 Great Fire of Moscow burns out after 5 days, 75% of the city destroyed and 12,000 killed
- Oct 13 Battle of Queenstown Heights: British forces defeat United States forces attempting to invade Canada
- Oct 14 Work on London's Regent's Canal starts.
- Oct 19 Napoleon Bonaparte and his Grande Armée begin their retreat from Moscow numbering just 100,000 (started campaign with 500,000)
- Oct 22 Duke of Wellington seizes Burgos, Spain
- Oct 23 Failed coup against French Emperor Napoleon Bonaparte
- Oct 24 Napoleonic Wars: The Battle of Maloyaroslavets takes place near Moscow, French army then forced to retreat through the snow towards Smolensk
- Oct 25 US frigate United States captures British vessel Macedonian
- Nov 3 French Napoleonic armies defeated at Vyazma by a Russian force commanded by General Miloradovich
- Nov 17 Napoleonic Wars: Battle of Krasnoi during Napoleon's retreat from Moscow
- Nov 25 Mexican insurgents capture strategic city of Oaxaca from Royalist forces during Mexican War of Independence
- Nov 29 Napoleon's Grand Army crosses Berezina River in retreat from Russia
James Madison Re-elected
Dec 2 James Madison re-elected President of the US, Elbridge Gerry Vice-President
"Grimm's Fairy Tales"
Dec 20 "Grimm's Fairy Tales" or "Children's and Household Tales" by Jacob Grimm and Wilhelm Grimm is first published
- Dec 29 The USS Constitution under the command of Captain William Bainbridge, captures the HMS Java off the coast of Brazil after a three hour battle