The Jazz Age refers to the period in the 1920s when jazz music and dance became popular in the United States. This era was marked by cultural change, with people embracing new styles of music, fashion, and social norms. The rise of jazz music, characterized by its improvisational style, reflected the spirit of freedom and creativity of the time. During the Jazz Age, cities like New York and Chicago became cultural hubs, hosting vibrant nightlife and entertainment. The era also saw the emergence of influential figures such as Louis Armstrong and Duke Ellington, who helped shape the genre. The Jazz Age ended with the onset of the Great Depression in the 1930s.