The American dress reform movement arose in the mid 19th century.
Trousers as women's clothing - Wikipedia
Women's History Month and the power of pants
Women And Pants: A Timeline Of Fashion Liberation
8) Women Wearing Pants Dress Code for Christian Women
Trousers as women's clothing - Wikipedia
A brief history of when (and why) women started wearing pants, by Sneha Konda
How Women Wore Pants Throughout History
Demystified, When American Women Started Wearing Pants
Wearing Lipstick to War
Women And Pants: A Timeline Of Fashion Liberation
Women's History Month and the power of pants
DEMYSTIFIED: When did women start wearing pants in the U.S.?
Women's History Month and the power of pants