Quick Facts
Medici founder. Banker, politician, art lover. Florence flourished.
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Life Journey
Cosimo di Giovanni de' Medici was born to Giovanni di Bicci de' Medici and Piccarda Bueri in Florence, Italy.
Cosimo begins his formal education, focusing on classical texts, philosophy, and business skills, under the guidance of notable Florentine scholars.
At the age of 13, Cosimo joins the Medici Bank, gaining practical experience in finance and trade under his father’s supervision.
Cosimo marries Contessina de' Bardi, a union that strengthens the Medici family's political and social standing in Florence.
Upon his father Giovanni’s death, Cosimo inherits the Medici Bank and assumes leadership of the family’s financial and political affairs.
Cosimo provides financial support for Filippo Brunelleschi’s construction of the dome of the Florence Cathedral, a significant Renaissance achievement.
Cosimo is exiled from Florence by the rival Albizzi family, but his absence only increases his popularity and support among the Florentine people.
Cosimo returns to Florence after the fall of the Albizzi, marking the beginning of his dominant political influence in the Republic of Florence.
Cosimo hosts the Council of Florence, a significant ecumenical council that aims to reunite the Eastern and Western churches, enhancing Florence’s status.
Cosimo establishes the Medici Library, one of the first public libraries in Europe, to house his extensive collection of manuscripts and promote learning.
Cosimo continues his generous patronage of the arts, supporting artists like Donatello, Fra Angelico, and Michelozzo, fostering the Renaissance in Florence.
Cosimo’s grandson, Lorenzo de' Medici, is born, ensuring the continuation of the Medici lineage and their influence in Florence.
Cosimo gradually retires from active political life, delegating more responsibilities to his son Piero, but remains a respected figure in Florence.
Cosimo founds the Platonic Academy in Florence, promoting the study of Neoplatonism and classical philosophy, furthering his cultural legacy.
Cosimo de' Medici dies at the age of 75, leaving behind a legacy as a political leader, banker, and patron of the Renaissance in Florence.