Irish singer and activist Sinéad O’Connor has died at the aged of 56.

In a statement, the singer’s family said: “It is with great sadness that we announce the passing of our beloved Sinéad.

“Her family and friends are devastated and have requested privacy at this very difficult time.”

She was best known for her single Nothing Compares 2 U, released in 1990, which went on to hit number one around the world.

The singer, who was outspoken in her social and political views, brought out 10 studio albums in all.

Her first album The Lion and the Cobra came out in 1987, entering the top 40 in the UK and US.

Her follow up I Do Not Want What I Haven’t Got, which included Nothing Compares 2 U, was a number one hit.