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-Zerbst

It was created in 1396 following the partition of the Principality of Anhalt-Zerbst.

It was created in 1252, when the Principality of Anhalt was partitioned among the sons of Henry I into Anhalt-Aschersleben, Anhalt-Bernburg and Anhalt-Zerbst.

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

* Principality of Anhalt-Aschersleben: 1252 – 1315

Bohemond V of Antioch ( 1199 − 1252 ) was ruler of the Principality of Antioch, a crusader state, from 1233 to his death.

In 1252, Jaromar II, Prince of Rügen sold the area to the Cistercian monks of Eldena Abbey, which was founded by one of his predecessors, Jaromar I, Prince of Rügen in 1199 and by that time also belonged to the Danish Principality of Rügen.

* 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-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-Mühlingen: 1667 – 1714

* Principality of Anhalt-Dornburg: 1667 – 1742

* 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.

After almost five centuries of Ottoman domination ( 1396 – 1878 ), the Bulgarian state was re-established as the Principality of Bulgaria, covering the land between the Danube River and the Balkan Mountains ( except Northern Dobrudja which was given to Romania ) as well as the region of Sofia, which became the new state's capital.

When William the Silent, count of Nassau, with estates in the Netherlands, inherited the title Prince of Orange in 1544, the Principality was incorporated into the holdings of what became the House of Orange-Nassau.

Catherine the Great, Empress of Russia from 1762 – 1796, was a member of the House of Ascania, herself the daughter of Christian August, Prince of Anhalt-Zerbst.

Thirdly, he married Princess Elisabeth of Anhalt-Zerbst ( – 5 October 1607 ) in 1577.

# Margaret ( 29 September 1511 – 1577 ), married on 23 January 1530 George I, Duke of Pomerania and after his death in 1534 John V, Prince of Anhalt-Zerbst.

* 1747 – Christian Augustus of Anhalt-Zerbst, father of Catherine II of Russia ( b. 1690 )

* November 29 – Christian Augustus of Anhalt-Zerbst, father of Catherine II of Russia ( d. 1747 )

* March 16 – Christian Augustus of Anhalt-Zerbst, father of Catherine II of Russia ( b. 1690 )

* October 13 – Magdalena Augusta of Anhalt-Zerbst, Duchess of Saxe-Gotha-Altenburg ( d. 1740 )

Princess Augusta was born in Gotha to Frederick II, Duke of Saxe-Gotha-Altenburg ( 1676 – 1732 ) and Magdalena Augusta of Anhalt-Zerbst ( 1676 – 1740 ).

Christian August, Prince of Anhalt-Zerbst ( Dornburg, 29 November 1690 – Zerbst, 16 March 1747 ) was a German prince of the House of Ascania.

* John V, Prince of Anhalt-Zerbst ( 1504 – 1551 )

* John VI, Prince of Anhalt-Zerbst ( 1621 – 1667 )

The first state was created in 1396 when the Anhalt-Zerbst was partitioned between Anhalt-Dessau and Anhalt-Köthen.

The principality was partitioned for a second time in 1544 with Anhalt-Zerbst, Anhalt-Plötzkau being created.

* Alfonso X of Castile-( 1252 – 1284 )

# Sybilla of Lusignan ( October – November 1198 – c. 1230 or 1252 ), married King Leo II of Armenia

* 1252 – Alfonso X is elected King of Castile and León.

It was the difficulty in using the longbow which led various monarchs of England to issue instructions encouraging their ownership and practice, including the Assize of Arms of 1252 and King Edward III's declaration of 1363: " Whereas the people of our realm, rich and poor alike, were accustomed formerly in their games to practise archery – whence by God's help, it is well known that high honour and profit came to our realm, and no small advantage to ourselves in our warlike enterprises ... that every man in the same country, if he be able-bodied, shall, upon holidays, make use, in his games, of bows and arrows ... and so learn and practise archery.

* 1252 – Pope Innocent IV issues the papal bull ad extirpanda, which authorizes, but also limits, the torture of heretics in the Medieval Inquisition.

* 1252 – Conradin, Duke of Swabia ( d. 1268 )

* 1252 – Blanche of Castile, Queen of Louis VIII of France ( b. 1188 )

* 1929 – JC Penney opens store # 1252 in Milford, Delaware, making it a nationwide company with stores in all 48 U. S. states.

Fernando III called El Santo ( the Saint ), ( 1198 / 1199 – 30 May 1252 ) was a king of Castile ( 1217 – 1252 ) and Leon ( 1230 – 1252 ).

* March 4 – Blanche of Castile ( d. 1252 )

* October 16 – Amadeus V of Savoy ( b. 1252 )