Newspapers

LRDI Grey Paper
http://cli.sweetandmaxwell.co.uk/
Current Legal Information: LRDI Grey Paper Index
Subscription service. Formerly called Badger, this database indexes newspaper articles on legal subjects 1994 onwards.

British Papers Directory of national and regional newspapers online.
http://www.wrx.zen.co.uk\britnews.htm
Also includes major magazines and news portals.

World Papers
http://www.onlinenewspapers.com Listing of 10000 newspapers from around the world, searchable by country and then by publication.

British Library Newpapers
http://www.bl.uk/collections/newspapers.html
National archive collections in the United Kingdom of British and overseas newspapers, including online facsimile issues of London's Daily News

Times Online
The current day's newspaper and archive of recent newspaper articles are available free, as are law reports for approximately the last month. The "Law Archive", containing law reports, 1988 onwards, is a subscription service.

Guardian
The archive, which is available free, goes back to 1999, although there are a few articles from the period 1953-1998

Independent
Archive from 18 October 1999 onwards. Some earlier material is also included.

Financial Times
Current day's newspaper, and a selection of articles from the last few days, are available without subscription

Google News UK
http://news.google.com/
Aggregated headlines and a search engine of many of the world's news sources.