The musical genre characterized by improvisation and deeply rooted in African American history is jazz. Emerging in the early 20th century, jazz blends elements from African music, blues, ragtime, and various other influences. One of its defining features is improvisation, allowing musicians to spontaneously create melodies and harmonies during performances. Jazz encompasses numerous styles, such as swing, bebop, and fusion, showcasing its adaptability and breadth. The genre has had a significant impact on music worldwide, shaping various contemporary genres while serving as a platform for artistic expression and cultural dialogue.