Mumford & Sons is a British band formed in London, England, known for its powerful blend of folk, rock, and alternative music styles. Since their formation in 2007, the band has delivered a unique sound that combines traditional folk instruments with contemporary rock elements. They gained widespread recognition with their debut album, 'Sigh No More', released in 2009, which included hit singles like 'Little Lion Man' and 'The Cave'. The album's success was followed by 'Babel' in 2012, which won the Grammy Award for Album of the Year. Mumford & Sons continued their success with subsequent albums such as 'Wilder Mind' and 'Delta'. The band is recognized for their energetic live performances and has won numerous awards, carving a significant place in modern music.