At the beginning of the 20th century, women wore long hatpins to keep their hats in place. When some started using them as weapons against street harassment, men talked of banning this "peril".
Anxiety ring for women Self Defense Fashion Jewelry Ring with Blade – Annie Ring
How to Defend Yourself with Items You're Wearing
Completed Garment - CHRISTINA MANOLATOS
Phoebe Philo's First Collection: A Review - The New York Times
Clothing in the ancient world - Wikipedia
Endless Beauty Jewelry
How to Defend Yourself with Items You're Wearing
TACTICA DEFENSE FASHION Try-on and review of concealed carry clothing and holsters
1800-1809 Fashion History Timeline
Beware of Outdated Self-Defense Methods – Model Mugging Self Defense