Early days of the women's suffrage struggle in the United States

The video discusses the issue of state responsibilities during the drafting of the U.S. Constitution in Philadelphia, which was largely forgotten. It then highlights the women's suffrage movement, led by figures like Carrie Chapman Catt, which gained significant momentum from 1900 onwards.

What does it mean that the issue of women's suffrage 'gathered momentum' over the years?

What can be inferred about the societal attitudes towards women's suffrage during the time period discussed?