town and episcopal see, Toscana (Tuscany) regione, central Italy, northwest of Siena. As the ancient Velathri it was one of the 12 cities of the Etruscan confederation. It supported Rome during the Second Punic War in 205 BC, acquired Roman citizenship after the civil wars between Gaius Marius and Sulla (81-80 BC), and took the name Volaterrae. It became a free commune in the 12th century and fell under the domination of the Medici family of Florence in 1361.
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