The National Archives of England, Wales and the United Kingdom has one of the largest archival collections in the world, spanning 1000 years of British history, from the Domesday Book of 1086 to government papers recently released to the public. It is responsible for looking after the records of central government and the courts of law, and making sure everyone can look at them. The collection is one of the largest in the world and spans an unbroken period from the 11th century to the present day.

The National Archives Publications program includes general history, military history, and genealogy titles for the trade, library and academic markets.