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The appointment of Bronislava Nijinska as the choreographer of Ballets Russes was made by Sergei Diaghilev, the founder and artistic director of the renowned ballet company. Nijinska, a groundbreaking choreographer and former principal dancer with Ballets Russes, brought a bold and experimental approach to the company's productions, challenging conventions and pushing the boundaries of dance. Her artistic vision left a lasting impact on the world of ballet.