In 1723 Bristol brass maker Nehemiah Champion patented the use of granulated copper, produced by pouring molten metal into cold water.

The first, most important and successful was The Beggar's Opera of 1728, with a libretto by John Gay and music arranged by John Christopher Pepusch, both of whom probably influenced by Parisian vaudeville and the burlesques and musical plays of Thomas D ' Urfey ( 1653 – 1723 ), a number of whose collected ballads they used in their work.

** Henriade by Voltaire ( 1723 )

** Alfred by Richard Blackmore ( 1723 )

Telemann returned to Hamburg, but would still supplement his income by taking up additional jobs: in 1723 – 1726 he served as Kapellmeister von Haus aus to the Bayreuth court, and between 1725 and 1730 he acted as corresponding agent to the court at Eisenach, supplying news from northern Europe.

* 1723 – After a siege and bombardment by cannon, Baku surrenders to the Russians.

His ancestry was Ashkenazi Jewish, with his paternal line having supplied the rabbis of Trier since 1723, a role that had been taken up by his own grandfather, Meier Halevi Marx ; Meier's son and Karl's father would be the first in the line to receive a secular education.

Admiral Abdelkader Perez was sent by Ismail Ibn Sharif as ambassador to England in 1723.

Until 1900 civil engineering projects were generally managed by creative architects, engineers, and master builders themselves, for example Vitruvius ( first century BC ), Christopher Wren ( 1632 – 1723 ), Thomas Telford ( 1757 – 1834 ) and Isambard Kingdom Brunel ( 1806 – 1859 ).

Both factories were actually founded by Tatishchev's successor, Georg Wilhelm de Gennin, in 1723.

* 1723: The Four Seasons, violin concertos by Antonio Vivaldi, composed

During the Rococo era Portraiture was an important component of painting in all countries, but especially in Great Britain, where the leaders were William Hogarth ( 1697 – 1764 ), in a blunt realist style, and Francis Hayman ( 1708 – 1776 ), Angelica Kauffman who was Swiss, ( 1741 – 1807 ), Thomas Gainsborough and Joshua Reynolds ( 1723 – 1792 ), in more flattering styles influenced by Antony Van Dyck ( 1599 – 1641 ).

Shakespeare's play returned to the stage in 1723, in an adaptation by Aaron Hill.

The façade, belonging to the Baroque Spanish colonial restorations of 1650 – 1723, has a rectangular portico surmounted by three niches housing statues of saints.

Philip V of Spain by Jean Ranc ( 1723 ).

On 15 February 1723, the king's majority was declared by the Parlement of Paris.

* Robinson Crusoe, told in words of one syllable, by Lucy Aikin ( aka " Mary Godolphin ") ( 1723 – 1764 ).

The Yongzheng Emperor Enjoying Himself During the 8th Lunar Month, by anonymous court artists, 1723 – 1735 AD, Palace Museum, Beijing, showing the use of linear perspective.

In 1723 a formal investigation into his life was ordered by Archbishop Lanziego y Equilaz.

The city was founded in 1723 by Vasily Tatischev and Georg Wilhelm de Gennin and named after Tsar Peter the Great's wife Catherine I ( Yekaterina ).

Pre-1778 artifacts that never left the city since its founding include the Vajradhara statue made by Zanabazar himself in 1683 ( the city's main deity kept at the Vajradhara temple ), a highly ornate throne presented to Zanabazar by the Kangxi Emperor ( before 1723 ), a sandalwood hat presented to Zanabazar by the Dalai Lama ( c. 1663 ), Zanabazar's large fur coat which was also presented by the Kangxi Emperor and a great number of original statues made by Zanabazar himself ( e. g. the Green Tara ).

In 1723, he tried to strengthen royal authority, but after he failed, he never had much to do with politics.

King Frederick had mistresses, and his extramarital affairs increased after he lost much of his royal authority in 1723.

* 1642 – Cosimo III de ' Medici, Grand Duke of Tuscany ( d. 1723 )

Sir Joshua Reynolds RA FRS FRSA ( 16 July 1723 – 23 February 1792 ) was an influential 18th-century English painter, specialising in portraits and promoting the " Grand Style " in painting which depended on idealization of the imperfect.

* Bartlett, Beatrice S. Monarchs and Ministers: The Grand Council in Mid-Ch ' ing China, 1723 – 1820, Berkeley and Los Angeles: University of California Press, 1991.

* August 14 – Cosimo III de ' Medici, Grand Duke of Tuscany ( d. 1723 )

In 1723 Etienne de Veniard, Sieur de Bourgmont built Fort Orleans near here, established on the Missouri River near the mouth of the Grand River.

* View of Venice, Grand Canal from Palazzo Balbi toward the Rialto ( 1720 – 1723 ), Ca ' Rezzonico, Venice, Italy

* The Grand Canal from San Vio, Venice ( 1723 – 1724 ), Thyssen-Bornemisza Museum, Madrid, Spain

The early history of Grand Lodge is uncertain, since no minutes were taken until 1723.

Benjamin Franklin re-issued Anderson's 1723 constitutions as Provincial Grand Master of Pennsylvania.

On 25 October 1723, six days before his death, Cosimo III distributed a final proclamation commanding that Tuscany shall stay independent ; Anna Maria Luisa shall succeed uninhibited after Gian Gastone ; the Grand Duke reserves the right to choose his successor.

As Grand Prince Ferdinando, Gian Gastone's elder brother, predeceased Cosimo III, Gian Gastone succeeded his father as Grand Duke in 1723.

* 30 October 171331 October 1723: His Royal Highness The Grand Prince Tuscany

He granted an audience to Nian Gengyao early in 1723 and awarded him a minor hereditary rank and the title of Grand Guardian, and made his elder brother Nian Xiyao ( 年希堯 ) Governor of Guangdong.

He was Podczaszy of Lithuania ( podczaszy litewski ) in 1723, Grand Standard-Bearer of the Crown ( chorąży wielki koronny ) in 1724, commander of an infantry regiment ( szef regimentu pieszego ) in 1726, Artillery General of the Crown ( generał artylerii koronnej ) in 1728, hetman polny koronny in 1735, Palatine of Kraków Voivodship ( wojewoda krakowski ) in 1746, hetman wielki koronny in 1752 and Castellan of Kraków ( kasztelan krakowski ) in 1762.

Additionally, Desaguliers was a Freemason, elected as the third Grand Master in 1719, Deputy Grand Master in 1723 and 1725 of the newly formed Premier Grand Lodge of England.

Cosimo III de ' Medici ( 14 August 1642 – 31 October 1723 ) was the penultimate Medici Grand Duke of Tuscany.

He reigned from 1670 to 1723, and was the elder son of Grand Duke Ferdinando II.

He became Grand Master of the Premier Grand Lodge of England in 1723, and was active in the House of Lords in opposition to Robert Walpole.

* Cosimo III de ' Medici, Grand Duke of Tuscany ( 1642 – 1723 )