Lewis Henry Morgan ( 1818 – 1881 ), a lawyer from Rochester, New York, became an advocate for and ethnological scholar of the Iroquois.

* 1818 – Aasmund Olavsson Vinje, Norwegian poet ( d. 1870 )

* 1818 – Lucy Stone, American activist ( d. 1893 )

* 1818 – Maria Mitchell, American astronomer ( d. 1889 )

* 1818 – The United States Senate ratifies the Rush-Bagot Treaty, establishing the border with Canada.

* Alexander II of Russia ( 1818 – 1881 ), emperor of Russia

* Alexander II of Russia ( 1818 – 1881 ), Emperor of Russia

* 1739 – Agostino Accorimboni, Italian composer ( d. 1818 )

* 1818 – Alexander H. Rice, American politician, 30th Governor of Massachusetts ( d. 1895 )

Adolph Wilhelm Hermann Kolbe ( September 27, 1818 – November 25, 1884 ) was a German chemist.

* 1818 – Marie of Saxe-Altenburg ( d. 1909 )

The Treaty of 1818 established joint U. S. – British occupancy of territory west of the continental divide to the Pacific Ocean.

Four more children followed: Charlotte, ( 1816 – 1855 ), Patrick Branwell ( 1817 – 1848 ), Emily, ( 1818 – 1848 ) and Anne ( 1820 – 1849 ).

* 1818 – In the Battle of Maipú, Chile's independence movement – led by Bernardo O ' Higgins and José de San Martín – win a decisive victory over Spain, leaving 2, 000 Spaniards and 1, 000 Chilean patriots dead.

* 1818 – The case of Ashford v Thornton ends, with Abraham Thornton allowed to go free rather than face a retrial for murder, after his demand for trial by battle is upheld.

People starting with John Oxley in 1817, 1818 and 1821, followed by Charles Sturt in 1829 – 1830 attempted to follow the westward-flowing rivers to find an " inland sea ", but these were found to all flow into the Murray River and Darling River which turn south.

#** Alexandrine Marie Bonaparte ( 1818 – 1874 )

He passed the examination in the elements of mathematics and the theory of navigation at the Royal Naval Academy on 2 – 4 September 1816, and became a 1st Lieutenant on 1 September 1818.

In eight years of active service as an officer, he served two and a half years in a surveying ship in the Mediterranean ( 1818 – 21 ), one and a half years in a surveying sloop in the English Channel and off the coast of Ireland ( 1823 – 24 ), and one and a half years as Surveyor of the frigate during a voyage ( 1824 – 26 ) to and from the Hawaiian Islands ( then known as the " Sandwich islands ").

** Endymion, ( 1818 ) by John Keats

** Hyperion, ( 1818 ), and The Fall of Hyperion, ( 1819 ) by John Keats

Aberdeen married firstly Lady Catherine Elizabeth ( 1784 – 1812 ), daughter of John Hamilton, 1st Marquess of Abercorn, and assumed by Royal license the additional surname of Hamilton in 1818.

Although authority over the region was nominally shared by the United States and Britain through the Anglo-American Convention of 1818, company policy, enforced via Chief Factor John McLoughlin of the company's Columbia District, was to discourage U. S. settlement of the territory.

In 1818, John Cleves Symmes, Jr. suggested that the Earth consisted of a hollow shell about thick, with openings about across at both poles with 4 inner shells each open at the poles.

John Quincy Adams by Gilbert Stuart, 1818

* 1818 – John Ainsworth Horrocks, English explorer of South Australia ( d. 1846 )

* 1818 – John Henninger Reagan, American politician ( d. 1905 )

* 1846 – John Ainsworth Horrocks, English explorer ( b. 1818 )

In John Keats ' loose retelling of Ovid's version of the myth of Scylla and Glaucus in Book 3 of Endymion ( 1818 ), the evil Circe does not transform Scylla into a monster but merely murders the beautiful nymph.

* Abigail Adams, second First Lady of the United States, wife of John Adams, died of typhoid fever on October 28, 1818.

* September 23 – John Ainsworth Horrocks, English-born explorer of South Australia ( b. 1818 )

** John Paulding, U. S. soldier ( d. 1818 )

* November 11 – Abigail Adams, wife of American President John Adams ( d. 1818 )

Charles XIV & III John, also Carl John, Swedish and Norwegian: Karl Johan ( 26 January 1763 – 8 March 1844 ) was King of Sweden ( as Charles XIV John ) and King of Norway ( as Charles III John ) from 1818 until his death.

As the union King, Charles XIV John in Sweden and Charles III John in Norway, who succeeded to that title on 5 February 1818 following the death of Charles XIII & II, he was initially popular in both countries.

When the bay was " rediscovered " by Sir John Ross in 1818, the charts of the Bylot-Baffin voyage proved extremely accurate.

* John Moses Brunswick ( 1818 – 1886 ), founder of Brunswick Corporation

* John Sartain: On the Antique Portrait of Cleopatra ( 1818 )

Carib family ( by John Gabriel Stedman 1818 )

The explorer John Oxley passed by the Apsley Falls in September 1818 and travelled eastwards through this area en route to Port Macquarie.

Oxley Wild Rivers National Park is in New South Wales, Australia, 445 kilometres north of Sydney and is named in memory of the Australian explorer John Oxley, who passed through the area in 1818.

In 1818 explorer John Oxley and his party tried to descend the Apsley valley, but steep gorges blocked the way until they proceeded around the head of the Apsley Falls.

John Oxley passed through the Peel Valley in 1818 and described it as " it would be impossible to find a finer or more luxuriant country than its waters ... No place in this world can afford more advantages to the industrious settler than this extensive vale ".

Subsequently in 1818, he went with John Oxley and Meehan to Jervis Bay.

Oxley travelled to Dubbo on 12 June 1818.

Later in 1818 Oxley and his men explored the Macquarie River at length before turning east.

The first European to explore the New England area was English explorer John Oxley, who crossed the southern part of the New England Range near the Apsley Falls before he discovered and named Port Macquarie in 1818.

The first European to visit the district was John Oxley who traced the course of the Macquarie River in 1818.

John Oxley found Aboriginal people living here the following year 1818 — later identified as the western language reach of the Kamilaroi clans ( Gamilaraay is the spelling used by linguists ).

The Highway was named in 1928 to commemorate John Oxley who was the first European to explore much of inland New South Wales in 1818.

The site of Port Macquarie was first visited by Europeans in 1818 when John Oxley reached the Pacific Ocean from the interior, after his journey to explore inland New South Wales.

The New England Highway has its origins in the track which developed north from Newcastle to reach the prime wool growing areas of the New England region which Europeans settled following expeditions by New South Wales ( NSW ) Surveyor-General John Oxley in 1818 and botanist Allan Cunningham in 1827 and 1829.

In 1818, John Oxley became the first white person to discover the area and the falls which were later to be named Apsley Falls.

The Castlereagh River was explored by John Oxley in 1818.

In 1818, John Oxley crossed and named Harrington and Farquhar inlets during a trip from the Hastings River, near Port Macquaire, to Port Stephens.

The river was first charted by European explorers in 1818, after its discovery by John Oxley who named the river for the then Governor-General of India, Francis Rawdon-Hastings, 1st Marquess of Hastings.