Previous Episode: Poisoned in Kosovo

In the wake of the first World War, millions of British women were left single after the men they would have married had died during the conflict. They were forced to find different ways to live their lives - and they became a force for huge social change. For International Women's Day, Witness delves into the BBC archives to find some of their stories.

Picture: Florence White, organiser of the National Spinsters' Charter, campaigning for pensions for single insured women at 55 instead of 65. (Fox Photos/Getty Images)