Italian Protestants fled and Jews in Rome were restricted to a ghetto (50 years later than the Venice ghetto, Europe's first) and expelled from Genoa and Lucca.
Jews were confined to a ghetto due to the fleeing of Italian protestants.
He is known for the integration of Modernist innovations and popular dance steps with classical ballet, and his most popular Broadway musicals were West Side Story and Fiddler on the Roof.