The document discusses the Romantic period in music history. It provides definitions for key terms like nationalism and instrument. It then discusses important musical elements of the Romantic era like instrumentation, melody, tempo, dynamics, and form. Several famous Romantic composers are profiled like Chopin, Liszt, Schubert, and Tchaikovsky. Their most celebrated works are mentioned. In general, Romantic music is characterized by a focus on emotion, imagination, and individual expression through expanded uses of musical elements.