1866 Calendar
What Happened In Year 1866?
- January 12, 1866 – The Royal Aeronautical Society is formed in London.
- January 18, 1866 – Wesley College, Melbourne is established.
- February 16, 1866 – Spencer Compton Cavendish, Marquess of Hartington becomes British Secretary of State for War.
- February 25, 1866 – Miners in Calaveras County, California, discover what is now called the Calaveras Skull, human remains that supposedly indicated that man, mastodons, and elephants had co-existed.
- April 4, 1866 – Alexander II of Russia narrowly escapes an assassination attempt in the city of Kiev.
- April 8, 1866 – Italy and Prussia ally against Austrian Empire.
- April 10, 1866 – The American Society for the Prevention of Cruelty to Animals (ASPCA) is founded in New York City by Henry Bergh.
- May 2, 1866 – Peruvian defenders fight off Spanish fleet at the Battle of Callao.
- May 16, 1866 – The U.S. Congress eliminates the half dime coin and replaces it with the five cent piece, or nickel.
- June 2, 1866 – Fenian raids: Fenians are victorious in both the Battle of Ridgeway and the Battle of Fort Erie.
- June 3, 1866 – The Fenians are driven out of Fort Erie, Ontario, into the United States.
- June 24, 1866 – Battle of Custoza: an Austrian army defeats the Italian army during the Austro-Prussian War.
- July 3, 1866 – Austro-Prussian War is decided at the Battle of Königgratz, resulting in Prussia taking over as the prominent German nation from Austria.
- July 25, 1866 – The United States Congress passes legislation authorizing the five-star rank of General of the Army. Lieutenant General Ulysses S. Grant becomes the first to be promoted to this rank.
- July 27, 1866 – The first permanent transatlantic telegraph cable is successfully completed, stretching from Valentia Island, Ireland, to Heart’s Content, Newfoundland.
- July 30, 1866 – New Orleans’s Democratic government orders police to raid an integrated Republican Party meeting, killing 40 people and injuring 150.
- August 20, 1866 – President Andrew Johnson formally declares the American Civil War over.
- August 23, 1866 – Austro-Prussian War ends with the Treaty of Prague.
- September 22, 1866 – Battle of Curupaity in the War of the Triple Alliance.
- October 19, 1866 – Venice - Annexion of Veneto and Mantua to Italy - At Hotel Europa, Austria hands over Veneto to France, which hands it immediately over to Italy.
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