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Mieszko I

Duke of Poland

12 dated entries naming Mieszko I, drawn from 11 separate years between 930 CE and 992 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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10th century

  • 930Mieszko I, prince of Poland (approximate date) (d. 992)source
  • 960Mieszko I, a duke of the Piast Dynasty, becomes prince (de facto ruler) of Poland on the death of his father Siemomysł. Mieszko continues to subdue the neighbouring tribes under his control. Two obstacles to this plan are the Western Slav tribal group, the Veleti (also known as the Wilzi or "Wolf people") who are raiding Mieszko's lands for plunder; and the Saxon border dukes, who are pushing eastwards in search of new lands to conquer.source
  • 963Gero I, margrave of Merseburg, campaigns against the Slavs. He forces Prince Mieszko I of the Polans in Poland to pay tribute to Emperor Otto I ( the Great). He expands his territory, the Marca Geronis (March of Gero), to the mouth of the Oder River.source
  • 965Boleslaus I (the Cruel), duke of Bohemia, expands his territory into the Polish territories of Upper Silesia and Lesser Poland. By occupying the city of Kraków, he controls important trade routes from Prague to Kiev and Lviv. Prince Mieszko I of Poland makes an alliance with Boleslaus and marries his daughter Dobrawa.source
  • 966April 14 – Mieszko I, first duke and prince of Poland, is baptized a Christian, which is usually considered the foundation of the Polish state. Mieszko's baptism, under the influence of his wife Doubravka of Bohemia, brings his territories into the community of Christian countries. The lands ruled by Mieszko cover about 250,000 km², and are inhabited by about 1.2 million people around this time.source
  • 968Mieszko I, duke and prince of Poland, constructs Poznań Cathedral within the fortified stronghold (gord) of Poznań. The settlement becomes a bishopric, Mieszko appoints Jordan as the first bishop.source
  • 972June 24 – Battle of Cedynia: The Polans under prince (or Duke) Mieszko I, defeat the German forces of the Saxon count Odo I at their stronghold in Cedynia (with the help of hidden reinforcements). The battle – one of the first in Polish history – strengthens Mieszko's hold over Western Pomerania.source
  • 978Fall – Mieszko I, duke and prince (de facto ruler) of Poland, abducts Oda of Haldensleben from the monastery of Kalbe (Saxony-Anhalt) and marries her. She becomes Mieszko's second wife and Duchess of the Polans.source
  • 986Mieszko I, duke (de facto) ruler of Poland, pledges his allegiance to Otto III and the Holy Roman Empire. He promises assistance in Otto's war against the Slavs.source
  • 991The Dagome iudex, a document which enumerates the possessions of Mieszko I, is written and entrusted to Pope John XV, who places the Polish territories under papal protection.source
  • 992May 25 – Mieszko I, prince (duke) of Polandsource
  • 992May 25 – Mieszko I, prince (duke) of the Polans, dies after a reign of more than 30 years at Poznań. He is succeeded by his son Bolesław I the Brave who becomes ruler of Poland. Having inherited the principality (located between the Oder and the Warta rivers), Bolesław forms an alliance with the Holy Roman Empire.source

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