List some of the key figures of the Harlem Renaissance.

The Harlem Renaissance, also known as the New Negro Movement, was a cultural, social, and artistic explosion centered in Harlem, New York, and spanning the 1920s. This List of notable figures from the Harlem Renaissance includes intellectuals and activists, writers, artists, and performers who were closely associated with the movement.

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a system of cooperative federalism emerged, as the powers of the federal government expanded.