1812 Calendar
What Happened In Year 1812?
- January 19, 1812 – 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.
- February 2, 1812 – Russia establishes a fur trading colony at Fort Ross, California.
- February 27, 1812 – Manuel Belgrano raises the Flag of Argentina in the city of Rosario for the first time.
- May 11, 1812 – Prime Minister Spencer Perceval is assassinated by John Bellingham in the lobby of the House of Commons, London.
- May 18, 1812 – John Bellingham is found guilty and sentenced to death by hanging for the assassination of British Prime Minister Spencer Perceval.
- June 4, 1812 – Following Louisiana’s admittance as a U.S. state, the Louisiana Territory is renamed the Missouri Territory.
- June 18, 1812 – War of 1812: The U.S. Congress declares war on the United Kingdom.
- July 18, 1812 – The Treaties of Orebro end both the Anglo-Russian and Anglo-Swedish Wars.
- July 22, 1812 – Napoleonic Wars: Peninsular War – Battle of Salamanca – British forces led by Arthur Wellesley (later the Duke of Wellington) defeat French troops near Salamanca, Spain.
- August 16, 1812 – War of 1812: American General William Hull surrenders Fort Detroit without a fight to the British Army.
- September 4, 1812 – War of 1812: The Siege of Fort Harrison begins when the fort is set on fire.
- September 5, 1812 – War of 1812: The Siege of Fort Wayne begins when Chief Winamac’s forces attack two soldiers returning from the fort’s outhouses.
- September 15, 1812 – The French army under Napoleon reaches the Kremlin in Moscow.
- September 18, 1812 – The 1812 Fire of Moscow dies down after destroying more than three quarters of the city. Napoleon returns from the Petrovsky Palace to the Moscow Kremlin, spared from the fire.
- October 13, 1812 – War of 1812: Battle of Queenston Heights – As part of the Niagara campaign in Ontario, Canada, United States forces under General Stephen Van Rensselaer are repulsed from invading Canada by British and native troops led by Sir Isaac Brock.
- October 14, 1812 – Work on London’s Regent’s Canal starts.
- October 19, 1812 – Napoleon I of France retreats from Moscow.
- October 25, 1812 – War of 1812: The American frigate, USS United States, commanded by Stephen Decatur, captures the British frigate HMS Macedonian.
- November 3, 1812 – Napoleon’s armies are defeated at the Battle of Vyazma
- November 22, 1812 – War of 1812: 17 Indiana Rangers are killed at the Battle of Wild Cat Creek.
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