Edith Cavell, a British nurse running a training clinic in Brussels, was shot by German forces after admitting to helping wounded Allied soldiers flee to neutral Netherlands. Her execution, carried out despite international pleas for clemency, provoked global outrage and became a powerful propaganda tool for the Allies, who cast her as a martyr of German brutality.
Cavell had trained Belgian nurses since 1907 and, when war broke out, kept her clinic open under German occupation, treating wounded soldiers from both sides according to strict medical neutrality. In secret, though, she became part of a network smuggling roughly 200 British, French, and Belgian soldiers out of occupied Belgium into the neutral Netherlands, providing them false papers and guides.
German military police arrested her in August 1915. She confessed readily under interrogation, apparently believing honesty would spare those she'd helped, not realizing German law treated her actions as capital espionage regardless of humanitarian motive. A court-martial convicted her, and despite diplomatic pressure from the United States and Spain urging leniency, German authorities executed her by firing squad at dawn.
Her last recorded words, spoken to a chaplain the night before her death, became famous: 'Patriotism is not enough. I must have no hatred or bitterness towards anyone.' Britain turned her death into a recruitment and propaganda sensation, and statues of her still stand near Trafalgar Square — a nurse whose quiet defiance became one of the war's most enduring moral stories.