Cesare Borgia achieved a reputation as a notorious and effective military leader, nobleman and political figure during the renaissance period of Europe. Cesare was the acknowledged but illegitimate son of Pope Alexander VI (born Roderigo Borgia) and his mistress Vannozza dei Cattanei. Cesare was the brother of Giovanni Brogia (Juan), Duke of Gandia, Lucrezia Borgia, and Gioffre Borgia, Prince of Squillace.
Cesare Borgia became a the archbishop of Valencia upon his father's election to the Papacy and later a cardinal. After the death of his brother Juan in 1498, Cesera became the first person to resign a Cardinalcy. His father set him up as a prince with territory carved from the Papal States, but after his father's death he was unable to retain power for long, and after escaping from prison died fighting in Spain.