All Events
The Cortes in Lisbon passes a liberal constitution which they persuade the king, John VI, to accept

Edmund Kean gives his snuff box to an admirer, as a souvenir of his Richard III
The American Colonization Society buys the area later known as Liberia to settle freed slaves
Stephen Austin begins the process of American settlement in the Mexican province of Texas
Egyptian hieroglyphs are deciphered by French Egyptologist Jean François Champollion, using the Rosetta stone
George Canning becomes the British foreign secretary for the second time, in Lord Liverpool's government
After defeating the Spanish at Pichincha, Antonio José de Sucre enters Quito and liberates Ecuador
Agustin de Iturbide declares himself emperor of the new nation of Mexico, as Agustin I
George IV wears a tartan kilt when visiting Edinburgh, and launches a new craze for Highland dress
Under Joseph Ellis the Star and Garter hotel expands still further to become the fashionable watering place for royalty and literary figures, including later in the century Dickens and Thackeray
French physicist Augustin Jean Fresnel develops a more efficient form of lens for use in lighthouses
Mzilikazi, after a quarrel with Shaka, leads the Ndebele people to new territories west of Natal

Walter Scott begins to transform Abbotsford into a romantic house that he refers to as his 'conundrum castle'

Percy Bysshe Shelley drowns when sailing in the gulf of Spezia, in northwest Italy, at the age of 29
The two liberators, Bolívar and San Martín, meet in Guayaquil for a conference
After failing to agree with Bolívar at Guayaquil, San Martín resigns his post as Protector of Peru
The Portuguese regent, Dom Pedro, proclaims the independence of Brazil and three months later is crowned emperor, as Pedro I
The first shipload of freed slaves reaches Cape Mesurado (in the region soon called Liberia) from the USA
Austrian composer Franz Schubert begins, but never completes, the great work now known as his 'Unifinished' symphony (no 8.in B minor)
By an Act of Parliament George IV encloses the western end of Kew Green up to the present Ferry Lane and closes the road across the Green.
Bernardo O'Higgins, Chile's first liberal reformer, is so unpopular that he has to resign
Lord Byron arrives in Greece to support the cause of Greek independence
Guatemala declares independence following the example of neighbouring Mexico
Daniel O'Connell organizes Catholic Associations throughout Ireland, funded by the members' penny subscriptions
After the death of Eva Garrick, David Garrick's widow, in 1822 the contents of Garrick's Villa are auctioned and the Roubiliac statue from the Temple goes to the British Museum