|Centuries:||17th century – 18th century – 19th century|
|Decades:||1720s 1730s 1740s – 1750s – 1760s 1770s 1780s|
|Years:||1753 1754 1755 – 1756 – 1757 1758 1759|
|1756 in topic:|
|Subjects: Archaeology – Architecture –|
|Art – Literature ( Poetry) – Music – Science|
|Countries: Canada – Great Britain –|
|Leaders: State leaders – Colonial governors|
|Category: Establishments – Disestablishments|
|Births – Deaths – Works|
Year 1756 (MDCCLVI) was a leap year starting on Thursday (link will display the full calendar) of the Gregorian calendar (or a leap year starting on Monday of the 11-day slower Julian calendar).
Events of 1756
January - June
- March 17 - St. Patrick's Day is celebrated in New York City for the first time (at the Crown and Thistle Tavern).
- April 12 - Seven Years' War: The French invade Minorca, then under British control.
- May 17 - Seven Years' War: The Seven Years' War formally begins when Great Britain declares war on France.
- May 20 - Seven Years' War: Battle of Minorca: The British fleet under John Byng is defeated by the French under Roland-Michel Barrin de La Galissonière.
- May 28 - Seven Years' War: The British garrison in Minorca surrenders to the French.
- June 25 - Foundation of * The Marine Society in London, the world's oldest seafarers' charity.
July - December
- July 30 - Bartolomeo Rastrelli presents the newly-built Catherine Palace to Empress Elizabeth and her courtiers.
- August 14 - Seven Years' War: French and Indian War: Fort Oswego falls to the French.
- August 29 - Frederick the Great invades Saxony, beginning the war on the continent.
- October 1 - Seven Years' War: Battle of Lobositz: Frederick defeats an Austrian army under Marshal Maximilian Ulysses Count Browne.
- December - Seven Years' War: French and Indian War: Militias of the Royal Colony of North Carolina build a fort on the province's western frontier to protect it against natives allied with the French. The fort is named Fort Dobbs in honour of North Carolina Governor Arthur Dobbs, who persuaded the North Carolina legislature to fund the construction a year earlier.
|Ab urbe condita||2509|
|British Regnal year||29 Geo. 2 – 30 Geo. 2|
|Chinese calendar|| 乙亥年十一月三十日
— to —丙子年十一月十一日
|- Vikram Samvat||1812–1813|
|- Shaka Samvat||1678–1679|
|- Kali Yuga||4857–4858|
|- Ǹrí Ìgbò||756–757|
|Japanese calendar|| Hōreki 6
|Juche calendar||N/A (before 1912)|
|Julian calendar||Gregorian minus 11 days|
|Minguo calendar||156 before ROC
|Thai solar calendar||2299|
- January 19 - Guillaume-Antoine Olivier, French entemologist (died 1814)
- January 27 - Wolfgang Amadeus Mozart, Austrian composer (died 1791)
- February 6 - Aaron Burr, Vice President of the United States (died 1836)
- March 3 - William Godwin, English writer (died 1836)
- March 4 - Sir Henry Raeburn, Scottish painter (died 1823)
- May 18 - Ignaz Aurelius Fessler, court councillor and minister to Alexander I (died 1839)
- May 27 - Maximilian I of Bavaria (died 1825)
- June 6 - John Trumbull, American painter (died 1843)
- June 20 - Joseph Martin Kraus, German-Swedish composer (died 1792)
- July 7 - Gustaf Adolf Reuterholm, Swedish statesman (died 1813)
- August 1 - Pierre Louis Prieur, French politician (died 1827)
- August 29 - Heinrich Graf von Bellegarde, Austrian field marshal and statesman (died 1845)
- September 7 - Willem Bilderdijk, Dutch author (died 1831)
- November 3 - Pierre Laromiguière, French philosopher (died 1837)
- January 18 - Francis George of Schönborn-Buchheim (born 1682)
- February 25 - Eliza Haywood, English actress and writer (born 1693)
- April 10 - Giacomo Antonio Perti, Italian composer (born 1661)
- April 18 - Jacques Cassini, French astronomer (born 1677)
- July 24 - George Vertue, English engraver and antiquary (born 1684)
- October 26 - Roland-Michel Barrin de La Galissonière, governor of New France (born 1693)
- October 28 - Charles Somerset, 4th Duke of Beaufort (born 1709)
- December 8 - William Stanhope, 1st Earl of Harrington, English statesman and diplomat (born c. 1690)
- date unknown - Bernard Accama, Dutch painter (born 1697)