"Cosimo II de´ Medici (12 May 1590 – 28 February 1621) was Grand Duke of Tuscany from 1609 until his death. He was the elder son of Ferdinando I de´ Medici, Grand Duke of Tuscany, and Christina of Lorraine.
For the majority of his twelve-year reign, he delegated the administration of Tuscany to his ministers. He is best remembered as the patron of Galileo Galilei, his childhood tutor." - (en.wikipedia.org 29.01.2020)
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