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Featured anniversary | 17 March 1921

Marie Stopes opens Britain's first family planning clinic

Marie Stopes opened Britain's first family planning clinic, the Mothers' Clinic, in Holloway, north London. In 1925 the clinic moved to Whitfield Street in central London, where it remains to this day.

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Why we should remember

Historians consider key anniversaries and why they should be remembered

Why we should remember… the first Partition of Poland

Why we should remember… The 19th amendment

Why we should remember… Direct Action Day

Why we should remember… The battle of the Bogside