He was a ruler of the Principality of Anhalt-Dornburg, then, from 1742, a ruler of the entire Principality of Anhalt-Zerbst.

* Principality of Anhalt-Mühlingen: 1667 – 1714

* 1164 – Battle of Harim: Nur ad-Din Zangi defeats the Crusader armies of the County of Tripoli and the Principality of Antioch.

* County, Principality, and Duchy of Anhalt: c. 1100 – 1918

* Principality of Lüneburg: 1369 – 1388

* Principality and Duchy of Anhalt-Bernburg: 1252 – 1468 and 1603 – 1863

* Principality of Anhalt-Zerbst: 1252 – 1396 and 1544 – 1796

* Principality of Anhalt-Aschersleben: 1252 – 1315

* Principality and Duchy of Anhalt-Köthen: 1396 – 1561 and 1603 – 1847

* Principality and Duchy of Anhalt-Dessau 1396 – 1561 and 1603 – 1863

* Principality of Anhalt-Plötzkau 1544 – 1553 and 1603 – 1665

* Principality of Anhalt-Harzgerode 1635 – 1709

* Principality of Anhalt-Bernburg-Schaumburg-Hoym: 1718 – 1812

* 1970 – The Hutt River Province Principality secedes from Australia.

* 836 – Pactum Sicardi, peace between the Principality of Benevento and the Duchy of Naples.

* 1316 – Battle of Manolada between the Burgundian and Majorcan claimants of the Principality of Achaea

* 1719 – The Principality of Liechtenstein is created within the Holy Roman Empire.

To the north were the three other crusader states founded during and after the First Crusade, the County of Edessa ( 1097 – 1144 ), the Principality of Antioch ( 1098 – 1268 ), and the County of Tripoli ( 1109 – 1289 ), which were all independent but closely tied to Jerusalem.

The smaller territories of Sulzbach and Neuburg came to Bavaria in 1742, while the city of Regensburg, an Imperial Free City, was not joined with the rest of the region until the end of the Holy Roman Empire in 1806 and the end of the short-lived Principality of Regensburg under Carl von Dalberg, which existed from 1803 to 1810.

Solms-Braunfels was a partition of Solms, and was raised to a Principality in 1742.

After the death of his father in 1704, Christian August inherited Anhalt-Dornburg jointly with his brothers John Louis II, John Augustus ( died 1709 ), Christian Louis ( died 1710 ) and John Frederick ( died 1742 ).

* 1667 – An earthquake devastates Dubrovnik, then an independent city-state.

* 1667 – Francesco Borromini, Swiss architect, designed San Carlo alle Quattro Fontane and Sant ' Agnese in Agone ( b. 1599 )

* Afonso III of Kongo-( 1666 – 1667 )

* Alfonso III of Kongo ( 1666 – 1667 )

* Alfonso VI of Portugal ( 1643 – 1667 ) second king of the House of Braganza

* 1667 – Louise of Mecklenburg-Güstrow ( d. 1721 )

* 1667 – Anna Maria Luisa de ' Medici, Italian wife of Johann Wilhelm, Elector Palatine ( d. 1743 )

* 1667 – The blind and impoverished John Milton sells the copyright of Paradise Lost for £ 10.

* 1701 – Asano Naganori, Japanese warlord ( b. 1667 )

The Wars of Louis XIV, 1667 – 1714.

The Wars of Louis XIV, 1667 – 1714.

Christoph Ludwig Agricola ( November 5, 1667 – August 8, 1719 ) was a German landscape painter.

* 1723 – Susanna Centlivre, English dramatist and actress ( b. 1667 )

* 1667 – William Whiston, English mathematician ( d. 1752 )

# Greece and then the Crimea and Rumelia for the second time ( 1667 – 1670 )

The famous fugue composer Johann Sebastian Bach ( 1685 – 1750 ) shaped his own works after those of Johann Jakob Froberger ( 1616 – 1667 ), Johann Pachelbel ( 1653 – 1706 ), Girolamo Frescobaldi ( 1583 – 1643 ), Dieterich Buxtehude ( c. 1637 – 1707 ), and other composers.

* 1740 – Pietro Ottoboni, Italian cardinal ( b. 1667 )

* 1605 – Bernard of Corleone, Catholic saint ( d. 1667 )

Francesco Borromini, byname of Francesco Castelli ( 25 September 1599 – 3 August 1667 ), was an architect from Ticino who, with his contemporaries Gian Lorenzo Bernini and Pietro da Cortona, was a leading figure in the emergence of Roman Baroque architecture.

* 1664 – Arvid Horn, Swedish statesman ( d. 1742 )

* 1742 – Nathanael Greene, American general ( d. 1786 )

* 1742 – George Frideric Handel's oratorio Messiah makes its world-premiere in Dublin, Ireland.

* 1720 – 1742 Edmond Halley

* 1742 – 1762 James Bradley

* 1673 – Wilhelmina Amalia of Brunswick, Holy Roman Empire Empress ( d. 1742 )

* Pope Pius VII ( 1742 – 1823, r. 1800 – 23 )

* 1742 – Gebhard Fürst Blücher von Wahlstatt, German Field Marshal ( d. 1819 )

* 1709 – Louise Élisabeth d ' Orléans, queen consort of Spain ( d. 1742 )

* 1660 – Friedrich Hoffmann, German physician and chemist ( d. 1742 )

* 1742 – Spencer Compton, Earl of Wilmington, becomes British Prime Minister.

La Fontaine's model was subsequently emulated by England's John Gay ( 1685 – 1732 ); Poland's Ignacy Krasicki ( 1735 – 1801 ); Italy's Lorenzo Pignotti ( 1739 – 1812 ) and Giovanni Gherardo de Rossi ( 1754 – 1827 ); Serbia's Dositej Obradović ( 1742 – 1811 ); Spain's Félix María de Samaniego ( 1745 – 1801 ) and Tomás de Iriarte y Oropesa ( 1750 – 1791 ); France's Jean-Pierre Claris de Florian ( 1755 – 94 ); and Russia's Ivan Krylov ( 1769 – 1844 ).

* Dositej Obradović ( Serbian, 1742 – 1811 )

Henry Dundas ( 1742 – 1811 ) dominated political affairs in the latter part of the century.

Middleton's son, Arthur ( 1742 – 1787 ) would also get involved in politics, succeeding his father as a delegate to the Second Continental Congress in 1776, after his resignation, and, later on, sign the Declaration of Independence.