* 1705 – William Cookworthy, English chemist ( d. 1780 )

* 1780 – James Cook's ship HMS Resolution returns to England ( Cook having been killed on Hawaii during the voyage ).

* 1713 – Charles I, Duke of Brunswick-Wolfenbüttel ( d. 1780 )

* 1780 – Étienne Bonnot de Condillac, French philosopher ( b. 1715 )

* 1780 – The University of Münster in Münster, North Rhine-Westphalia, Germany is founded.

* 1780 – American Revolutionary War: Battle of Camden – The British defeat the Americans near Camden, South Carolina.

His grandfather, also called John Aikin ( 1713 – 1780 ), was a Unitarian scholar and theological tutor, closely associated with Warrington Academy.

* 1780 – Jean Auguste Dominique Ingres, French painter ( d. 1867 )

Archery, romance and elite culture in England and Wales, c. 1780 – 1840, 89, 193 – 208.

* Mike Fink ( c. 1770 / 1780 – c. 1823 ) called " king of the keelboaters ", was a semi-legendary brawler and river boatman who exemplified the tough and hard-drinking men who ran keelboats up and down the Ohio and Mississippi Rivers.

* 1706 – Giovanni Battista Martini, Italian musician ( d. 1780 )

# Maria Paola or Marie Pauline Bonaparte ( 1780 – 1825 ), married in 1797 to French general Charles Leclerc and later married Prince Camillo Borghese.

Carl Philipp Gottfried von Clausewitz (; July 1, 1780 – November 16, 1831 ) was a Prussian soldier and military theorist who stressed the moral ( in modern terms, " psychological ") and political aspects of war.

With Johanna ( 1780 – 1809 ), his children were Joseph ( 1806 – 1873 ), Wilhelmina ( 1808 – 1846 ) and Louis ( 1809 – 1810 ).

The morning chocolate by Pietro Longhi ; Venice, 1775 – 1780.

* 1780 – Mary Fairfax Somerville, British mathematician ( d. 1872 )

In 1775, Darwin met Elizabeth Pole, daughter of Charles Colyear, 2nd Earl of Portmore, and wife of Colonel Edward Pole ( 1718 – 1780 ); but as she was married, Darwin could only make his feelings known for her through poetry.

* 1780 – Richard McCarty, American politician ( d. 1844 )

While his southern commander Greene in 1780 – 81 did use Fabian tactics, Washington did so only in fall 1776 to spring 1777, after losing New York City and seeing much of his army melt away.

The original ' Cottage ' was built in 1780, by William Craven, the sixth Baron Craven and was located on the centre circle of the pitch.

* 1723 – William Blackstone, English politician and jurist ( d. 1780 )

In 1872, Col. Meriwether Lewis Clark, Jr., grandson of William Clark of the Lewis and Clark expedition, traveled to England, visiting the Epsom Derby, a famous race that had been running annually since 1780.

Buckminster's close associate William Ellery Channing ( 1780 – 1842 ) was settled over the Federal Street Church in Boston, 1803 ; and in a few years he became the leader of the Unitarian movement.

* July 10 – William Blackstone, English jurist ( d. 1780 )

* April 11 – William Cookworthy, English chemist ( d. 1780 )

On March 25, 1780 a second committee to design a great seal was formed, which consisted of James Lovell, John Morin Scott, and William Churchill Houston.

The county was named for Revolutionary War hero, General William Campbell, who is known for the 1780 Battle of Kings Mountain.

Most of the state had capitulated to the British after their capture of Charleston, but after the Waxhaw Massacre in nearby Lancaster County in May 1780, residents of the New Acquisition took part in a regional resistance, led by men such as William " Billy " Hill, William Bratton and Samuel Watson.

About 1780, William Burnett came from New Jersey and established a trading post at the mouth of the St. Joseph River ( present-day site of St. Joseph ), and traded with indigenous peoples and French Canadians who lived in the area at that time.

It was named for William Woodford, an American Revolutionary War general from Virginia who died while a prisoner of war in 1780.

* William Lynch ( 1742 – 1820 ) from Virginia claimed that the phrase was first used for a 1780 compact signed by him and his neighbors in Pittsylvania County.

More importantly, much was made of a draft treaty of commerce, secretly negotiated between the Amsterdam banker Jean de Neufville and the American agent in Aix-la-Chapelle, William Lee, with the connivance of the Amsterdam pensionary Van Berckel, and found among the effects of Henry Laurens, an American diplomat who had been apprehended by the British cruiser HMS Vestal in September, 1780, on the high seas.

At the Battle of Pollilur ( 1780 ), during the Second Anglo-Mysore War, Colonel William Braille's ammunition stores are thought to have been detonated by a hit from one of Tipu Sultan's Mysore rockets, which contributed to a British defeat.

On 15 October 1780, he married Duchess Augusta of Brunswick-Wolfenbüttel, eldest daughter of Charles William Ferdinand, Duke of Brunswick-Lüneburg and HRH Princess Augusta of Great Britain, the sister of King George III.

The city's namesake, Captain William Hardin, established the city as a frontier fort in 1780.

The next permanent white settler in St. Joseph was William Burnett, who around 1780 started a trading post at the mouth of the St. Joseph River.

The massacre of Captain William Phillips ' Rangers took place near Williamsburg in July 1780.

Dwight had eight sons: Timothy Dwight ( 1778 – 1844 ), a New Haven merchant and philanthropist ; Benjamin Woolsey Dwight ( 1780 – 1850 ), a New York physician ; educator and theologian ; twins James Dwight ( 1784 – 1863 ) and John Dwight ( 1784 – 1803 ); Sereno Edwards Dwight ( 1786 – 1850 ); clergyman William Theodore Dwight ( 1795 – 1865 ); Henry Edwin Dwight ( 1797 – 1832 ); and one who died young.

Three years later, William Card's grandsons ( Jonathan Card's two young sons ), Thomas ( 1762 – 1850 ) and Jonathan ( 1764 – 1836 ), would serve in Colonel Herrick's Vermont regiment on the " Yankee " or Patriot lines during 1780 / 1.

In Europe, William Addis of England is believed to have produced the first mass-produced toothbrush in 1780.

At the 1780 Battle of Pollilur, during the second war, Colonel William Baillie's ammunition stores are thought to have been detonated by a hit from one of Hyder's rockets, contributing to the British defeat.