The British Invasion refers to a musical phenomenon in the mid-1960s when British rock bands gained immense popularity in the United States. Bands like The Beatles, The Rolling Stones, and The Who dominated the charts, bringing a new sound and style that influenced American music and culture. This movement marked a significant shift in the music industry, as British artists began to overshadow their American counterparts. The British Invasion not only transformed the music scene but also had a lasting impact on fashion, youth culture, and the global music landscape.