In the early decades of the 20th century jazz was the name that was given to music played by African Americans. It was a kind of folk music that black people played for entertainment.
Malcolm X was one of the most important civil rights leaders of the 1950s and 1960s. He was much respected for changing his life from a criminal to a fighter for the rights of African Americans.
African Americans are citizens of the United States with ancestors who came from Africa. Their forefathers were brought to American colonies as slaves in the 17th and 18th centuries.