Henryk IV Probus
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Henry, nicknamed Probus (Latin: "the Righteous"; 1258? - 1290) became Duke of the Silesian territory of Wrocław ca. 1270, and senior prince of Poland from 1288 until his death in 1290.
In 1289 he founded the town of Wieliczka, famous for its spectacular salt mine.
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Preceded by: Henryk III the White |
Duke of Wroclaw | Succeeded by: Henryk V the Corpulent |