Sinéad O'Connor passed away at the age of 56 due to chronic obstructive pulmonary disease and bronchial asthma. Her death was met with tributes from around the world, celebrating her contributions to music and activism.

O'Connor appeared on Saturday Night Live and tore up a photograph of Pope John Paul II, protesting against the Catholic Church's handling of child abuse. This act sparked widespread controversy and debate.

O'Connor's debut studio album, The Lion and the Cobra, was released. It achieved international chart success and launched her music career.

O'Connor's mother, Johanna Marie O'Grady, died in a car accident at the age of 45. This event had a profound impact on O'Connor's life and career.

Sinéad Marie Bernadette O'Connor was born on this day in Dublin, Ireland. She was named after Sinéad de Valera and Saint Bernadette of Lourdes. This marked the beginning of her life, which would later become significant in the music industry and activism.