Sinead O'Connor was an Irish singer-songwriter known for her powerful vocals and distinct musical style. With a career spanning several decades, O'Connor has been recognized for her unique blend of folk, rock, and alternative music. She gained international fame with her hit single "Nothing Compares 2 U" in the early 1990s, showcasing her emotive vocals and raw intensity. O'Connor's music often explores personal and political themes, offering deep, introspective lyrics that resonate with audiences. A fearless and outspoken artist, Sinead O'Connor's contributions to the music industry made her a respected and enduring figure in alternative and folk music.