Date of Birth: 
About Géza I of Hungary
- Géza I (Hungarian pronunciation: ['ge?z?]; Hungarian: I.
- Géza; c.
- 1040 – 25 April 1077) was King of Hungary from 1074 until his death.
- He was the eldest son of King Béla I.
- His baptismal name was Magnus.
- With German assistance, Géza's cousin Solomon acquired the crown when his father died in 1063, forcing Géza to leave Hungary.
- Géza returned with Polish reinforcements and signed a treaty with Solomon in early 1064.
- In the treaty, Géza and his brother, Ladislaus acknowledged the rule of Solomon, who granted them their father's former duchy, which encompassed one-third of the Kingdom of Hungary. Géza closely cooperated with Solomon, but their relationship became tense from 1071.
- The king invaded the duchy in February 1074 and defeated Géza in a battle.
- However, Géza was victorious at the decisive battle of Mogyoród on 14 March 1074.
- He soon acquired the throne, although Solomon maintained his rule in the regions of Moson and Pressburg (present-day Bratislava, Slovakia) for years.
- Géza initiated peace negotiations with his dethroned cousin in the last months of his life.
- Géza's sons were minors when he died and he was succeeded by his brother Ladislaus.
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