The Eagles are an American rock band formed in Los Angeles in 1971. Known for their smooth harmonies and a blend of rock, country, and folk influences, they became one of the most successful bands of the 1970s. The group originally included Glenn Frey, Don Henley, Bernie Leadon, and Randy Meisner. Over the years, they went through several lineup changes but remained influential in shaping the West Coast sound. The Eagles are also known for their exceptional musicianship and enduring popularity, with millions of albums sold worldwide.