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Which rulers belonged to the League of Cambrai?

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Medallion depicting Pope Julius II — Julius II Julius II, contemporary medallion; in the coin collection of the Vatican Library.

The League of Cambrai, formed in December 1508, was an alliance directed against the Republic of Venice. The primary rulers and powers involved in this league included:

Pope Julius II: The head of the Papal States, who joined the alliance in March 1509 to recover territories in the Romagna.12
Louis XII: The King of France, who also ruled Milan at the time.12
Maximilian I: The Holy Roman emperor.13
Ferdinand II: The King of Aragon and Naples.12

Additionally, the states of Mantua and Ferrara were included in the league, as they were promised the restoration of territories previously seized by Venice.1