 Wearmouth Colliery, a coal mine, was closed in December 1993 after it had been in operation for over 100 years.The site is now the home of the Stadium of Light, which opened in July 1997 and is the home of the football club Sunderland A.F.C., who had previously played at Roker Park.Monkwearmouth was part of the Sunderland North parliamentary constituency for elections to the House of Commons of the United Kingdom.