* Ada Lovelace ( 1815 – 1852 ), the first computer programmer

* 1815 – Robert Volkmann, German composer ( d. 1883 )

* 1815 – Adolf Friedrich von Schack, German writer ( d. 1894 )

* 1815 – Richard Henry Dana, Jr., American lawyer, politician, and author ( d. 1882 )

Lost Worlds: The Emergence of French Social History, 1815 – 1970 ( 2006 ) 250pp excerpt and text search

* 1740 – Matthias Claudius, German poet ( d. 1815 )

* 1815 – John Bosco, Italian priest and educator ( d. 1888 )

* 1815 – The modern Constitution of the Netherlands is signed.

* 1815 – The Second Serbian Uprising – a second phase of the national revolution of the Serbs against the Ottoman Empire, erupts shortly after the annexation of the country to the Ottoman Empire.

In 1815, Patrick was appointed curate of the chapel in Thornton, near Bradford ; a second daughter, Elizabeth ( 1815 – 1825 ), was born shortly after.

Historians identify several waves of migration to the United States: one from 1815 – 1860, in which some five million English, Irish, Germanic, Scandinavian, and others from northwestern Europe came to the United States ; one from 1865 – 1890, in which some 10 million immigrants, also mainly from northwestern Europe, settled, and a third from 1890 – 1914, in which 15 million immigrants, mainly from central, eastern, and southern Europe ( many Austrian, Hungarian, Turkish, Lithuanian, Russian, Jewish, Greek, Italian, and Romanian ) settled in the United States.

* 1896 – Henry Parkes, English statesman and politician ( b. 1815 )

** 26 April 1803 – 1815 a ' Small Council ' ( president rotating monthly )

* annual Amtsbürgermeister 1815 – 1831

* 1815 – Joseph Winston, American Congressman ( b. 1746 )

* 1815 – The Mount Tambora volcano begins a three-month-long eruption, lasting until July 15.

* 1815 – Anthony Trollope, English novelist ( d. 1882 )

On 15 September / 17 September 1815 in Weilburg, Charles married Princess Henrietta of Nassau-Weilburg ( 1797 – 1829 ).

* Henry Austin Bruce, 1st Baron Aberdare ( 1815 – 1895 )

He was crowned Emperor of the French and ruled from 1804 – 1814, 1815.

* Napoleon I ( 1804 – 1814, 1815 ), also King of Italy ( 1805 – 1814 ) and Emperor in Elba ( 1814 – 1815 )

The latter, members of two regiments of Swiss mercenaries transported by Great Britain to Canada to fight the Americans in the War of 1812, had settled in Montreal and Kingston at the close of the war in 1815.

The movement to end Negro slavery began before 1815 and mounted after that year until, as a result of the Civil War, emancipation was achieved.

The Second Barbary War ( 1815, also known as the Algerine or Algerian War ) was the second of two wars fought between the United States of America, England, and The Netherlands loosely allied against the Ottoman Empire's North African regencies of Algiers, Tripoli, and Tunis, known collectively as the Barbary States.

* John Salmon Ford ( 1815 – 1897 ), American political figure in Texas ; best known as " Rip " Ford ; served in state Congress and Senate ; veteran of Mexican War and Civil War

Monroe therefore resigned as Secretary of War on March 15, 1815 and was formally reappointed Secretary of State.

* 1815 – War of 1812: Battle of New Orleans – Andrew Jackson leads American forces in victory over the British.

* 1815 – Henry W. Halleck, American Civil War general ( d. 1872 )

* 1815 – War of 1812: British troops capture Fort Peter in St. Marys, Georgia, the only battle of the war to take place in the state.

* 1815 – Neapolitan War: Joachim Murat, King of Naples is defeated by the Austrians at the Battle of Tolentino, the decisive engagement of the war.

The spread of Methodism in the Canadas was seriously disrupted by the War of 1812 but quickly gained lost ground after the Treaty of Ghent was signed in 1815.

In 1815, the two Mecklenburgian duchies were raised to Grand Duchies, and subsequently existed separately as such in Germany under enlightened but absolute rule ( constitutions being granted on the eve of World War I ) until the revolution of 1918.

The extensive period of conflict during the American Revolutionary War ( or American War of Independence ) and Napoleonic Wars ( 1793 – 1815 ), followed by the Anglo-American War of 1812, led to the emergence of a cartel system for the exchange of prisoners, even while the belligerents were at war.

But on 14 February 1815, Kandy was occupied by the British, in the second Kandyan War, finally ending Sri Lanka's independence.

By 1815, Jefferson's library included 6, 487 books, which he sold to the Library of Congress for $ 23, 950 to replace the smaller collection destroyed in the War of 1812.

They recovered some strength by intense opposition to the War of 1812 ; they practically vanished during the Era of Good Feelings that followed the end of the war in 1815.

* November 6 – George Meade, American Civil War general ( b. 1815 )

Napoleon shortly returned from exile, landing in France on March 1, 1815, marking the War of the Seventh Coalition, heading toward Paris while the Congress of Vienna was sitting.

* March 15, 1815 – Joachim Murat, King of Naples declares war on Austria in an attempt to save his throne, starting the Neapolitan War.

* May 3, 1815 – Battle of Tolentino: Austria defeats the Kingdom of Naples, which quickly ends the Neapolitan War.

The Battle of Trafalgar ( 21 October 1805 ) was a naval engagement fought by the British Royal Navy against the combined fleets of the French Navy and Spanish Navy, during the War of the Third Coalition ( August – December 1805 ) of the Napoleonic Wars ( 1803 – 1815 ).