# REDIRECT Boleslaus I

Mieszko II was not only imprisoned but also castrated, which was to be a punishment to Bolesław I the Brave, who blinded Duke Boleslaus III the Red ( Oldřich's brother ) thirty years before.

19th century illustration: Mieszko, a former pagan, aided by his christian Czech wife Dobrawa of Bohemia | Dobrawa, daughter of Boleslav I of Bohemia | Boleslaus I, becomes an evangelism | evangelist of Christianity

Poznań's cathedral was the place of burial of the early Piast monarchs ( Mieszko I, Boleslaus I, Mieszko II, Casimir I ), and later of Przemysł I and King Przemysł II.

* 935 – Saint Wenceslas is murdered by his brother, Boleslaus I of Bohemia.

A Jewish slave trader being presented to Boleslaus I, Duke of Bohemia | Boleslaus of Bohemia, 10th century.

* Boleslaus I of Poland

* February 9 – Boleslaus III of Bohemia is restored to authority with armed support from Bolesław I the Brave of Poland.

* Boleslaus I of Poland becomes duke of Bohemia and Moravia.

* Boleslaus I of Poland loses Bohemia after having become duke the previous year.

* Silesia is incorporated into territory ruled by Boleslaus I of Poland.

* Boleslaus II the Pious succeeds Boleslav I in Bohemia.

* Boleslaus I of Poland takes Kiev and conquers Red Ruthenia.

* Boleslaus I

Among those who did supported Henry II's claims, however, were Duke Mieszko I of Poland and Duke Boleslaus II of Bohemia.

Mieszko I, then a pagan, would married Boleslaus I's Christian daughter Dobrawa in 965, and would convert to Christianity in 966, bringing Poland closer to the Christian states of Bohemia and the Empire.

When Wenceslaus I was assassinated in 935, his brother Boleslaus I succeeded him as Duke and refused to continue paying the annual tribute to Germany.

Following the initial invasion, the conflict deteriorated into a series of border raids which lasted until 950 when Otto I and Boleslaus I signed a peace treaty.

* 1264 – The Statute of Kalisz, guaranteeing Jews safety and personal liberties and giving battei din jurisdiction over Jewish matters, is promulgated by Boleslaus the Pious, Duke of Greater Poland.

* Vladivoj succeeds Boleslaus III, Duke of Bohemia.

* February 7 – Boleslaus II, Duke of Bohemia

* Boleslaus the Pious, Duke of Greater Poland ( d. 1279 )

One of the Empress's greatest achievements was her success in maintaining German supremacy over Bohemia, as Duke Boleslaus II of Bohemia was forced to accept the authority of Otto III.

He died in 972 and was succeeded as Duke by his oldest son Boleslaus II.

After initially siding with Duke Henry II of Bavaria against Emperor Otto II during Henry's failed revolt in 977, Boleslaus II swore loyalty to Otto II.

One of the plates had already been broken by that time with only part of the inscription preserved: Liste est glaud ... h Bolezlai Duc ... (" This is a sword of ... Duke Boleslaus ..."); the inscription on the other plate continued: Cum quo ei Dn SOS Omnipotens Salvator auxiletur adsus partes amen (" With whom is the Omnipotent Lord and Savior, to help him against his enemies.

The full inscription read: Iste est gladius Principis et haeredis Boleslai Ducis Poloniae et Masoviae, Lanciciae (" This is a sword of Hereditary Prince Boleslaus, Duke of Poland, Masovia, and Łęczyca ").

The identity of this Duke Boleslaus is uncertain.

* Duke Boleslaus III of Bohemia

He and his advisor, Bishop Abraham of Freising, conspired with the Duke of Poland Mieszko I and the Duke of Bohemia Boleslaus II against Otto II in 974.

Henry II event went so far as to claim the German throne outright, obtaining the allegiance of Mieszko I of Poland and Boleslaus II, Duke of Bohemia.

* April 14 – Duke Boleslaus of Greater Poland

war: Boleslaus I, Duke han Bohemia

The first written mention of Chełmno is known from a document allegedly issued in 1065 by Duke Boleslaus II of Poland for the Benedictine monastery in Mogilno.

Boleslaus II the Pious () ( c. 932-7 February 999 ) was Duke of Bohemia from 972, a member of the Přemyslid dynasty.

* Boleslaus III Wrymouth, king of Poland

* Ladislaus Herman succeeds Boleslaus II in Poland.

* Casimir II of Poland succeeds Boleslaus IV of Poland on the throne.

* June 21 – King Boleslaus V of Poland ( d. 1279 )

* Boleslaus II takes office as duke of Poland.

* 1264 – King Boleslaus V of Poland promulgates legal protection for his Jewish subjects, including protection from the kidnapping and forcible baptism of Jewish children.

To strengthen the Bohemian-Polish alliance, Boleslaus I's daughter Dobrawa was married to the pagan Mieszko I of Poland in 965.

* Saint Adalbert of Prague is sent to Prussia by Boleslaus I of Poland.

* Boleslaus III of Poland ( b. 1086 )

* King Boleslaus III the Wrymouth of Poland