Which war led to the ratification of woman's voting rights

It was the women suffrage. The ratification was dome on August 18, 1920 from the 19th amendment.

Ratified on August 18, 1920, the 19th Amendment to the U. S. Constitution granted American women the right to vote-a right known as woman suffrage. After a 70-year battle, these groups finally emerged victorious with the passage of the 19th Amendment.