He was a supporter of the League of Nations; he indorsed woman suffrage and was a strong advocate of civil-service reform for the post-office and consular appointments.
In collaboration with Mrs Elizabeth Cady Stanton, Mrs Matilda Joslyn Gage, and Mrs Ida Husted Harper, she published The History of Woman Suffrage (4 vols., New York, 1884-1887).
She was prominent in the anti-slavery and woman suffrage agitations in Massachusetts, and wrote Massachusetts in the Woman Suffrage Movement (1881).
Anthony and Mathilda Joslyn Gage she wrote The History of Woman Suffrage (3 vols., 1880-1886).
Full woman suffrage was adopted in 1893 (by a majority of about 6000 votes).