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Black History Month has given us the opportunity to reflect on how MI5 is perceived and experienced by black communities.
MI5 has released a new batch of historical files to The National Archives, where they are now available to view. The majority relate to the Portland spy ring.
For the fourth year in a row, MI5 is joining in with celebrations of National Inclusion Week.
MI5 is proud to fly the rainbow flag over Thames House in support of Pride in London this weekend.
Why MI5 was right for me - Being LGBT+ in the Security Service