Historical Musical Theatre refers to the genre of performance that combines songs, spoken dialogue, acting, and dance to tell a story. It has roots in various traditions, including opera, vaudeville, and minstrel shows, evolving significantly from the late 19th century onward. Notable early works include Gilbert and Sullivan operettas, which introduced humor and social commentary. The Golden Age of Musical Theatre, spanning from the 1940s to the 1960s, saw the rise of iconic productions like Oklahoma! and West Side Story. These musicals often addressed contemporary social issues and showcased innovative storytelling techniques, influencing the development of modern theatre and paving the way for future works.