Ladislaus IV of Hungary

King of Hungary (1262-1290)

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Lived 1262–1290, aged 28

Wikipedia
39 languages
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Era
1262–1290
Aged 28

Summary

Updated 2026-06-10

Kidnapped at nine, excommunicated for defending pagan allies, accused of inviting a Mongol invasion against his own kingdom — Ladislaus the Cuman spent his reign caught between the steppe horsemen of his mother's people and the barons who wanted him gone. Three Cuman assassins finished the problem in 1290.

Biography

About

Ladislaus became King of Hungary at nine in 1272, still a prisoner of the lord who'd kidnapped him two years earlier, his father dead and rival barons carving the realm into fiefs. Declared of age in 1277, he led forces that helped Rudolf I crush Ottokar II at Marchfeld in 1278, but back home royal authority was smoke. When a papal legate demanded he suppress the pagan Cumans — his mother's people — Ladislaus sided with the steppe clans and earned excommunication; many Cumans left Hungary anyway. He beat back a Cuman invasion in 1282 and survived Mongol incursions in 1285, but suspicion stuck…

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