Red Shirts (Italian:Camicie rosse) is a 1952 French-Italian historical drama film directed by Goffredo Alessandrini and Francesco Rosi and starring Anna Magnani, Raf Vallone and Alain Cuny. The title refers to the historical Redshirts. It is also known as Anita Garibaldi. The film portrays the life of Anita Garibaldi (18211849), the wife of Italian unification leader Giuseppe Garibaldi.

Based on that paragraph can we conclude that this sentence is true?
Red Shirts refers to Anita Garibaldi
Yes