MI5: Official Secrets closed on 23 November 2025

We’re excited to announce that our next exhibition, Love Letters, opens on 24 January 2026. Stay connected and be the first to hear our latest news by subscribing to our newsletter.

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Love Letters

Visit our exhibition to explore 500 years of devotion, longing, sacrifice and passion.

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Letters from the curator of St Vincent Botanic Gardens

Discover surprising connections between Britain’s colonial past and some of our favourite festive spices....

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Happy & Glorious

View a display of new works of art made in response to the 2023 coronation.

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From curiosity to career: my first year in archives

Discover the journey of a Level 7 Archivist and Records Manager apprentice.

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Secret diplomatic message deciphered after 350 years

Ruth Selman shares an exciting update!

News

Announcing upcoming exhibition, Revolution 250: The Making of the USA

Free exhibition will feature rare Declaration of Independence

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Visiting our reading rooms

We encourage booking visits in advance.

Our research & academic collaboration

Learn about our work as an Independent Research Organisation.

Archives sector

Get help to develop your collections and archives services.

Education

View award-winning resources for students and teachers.

Information management

Access best practice in records management and transfer, and information re-use.