| 1848 | Feminists gather at Seneca Falls, New York, and found the women’s rights movement |
| 1890 | National Woman Suffrage Association and the American Woman Suffrage Association, both formed in 1869, merge to consolidate the woman suffrage movement |
| 1903 | Women's Trade Union League (WTUL) formed to organize women workers |
| 1908 | Supreme Court upholds Oregon law limiting working hours for women in Mu11er v. Oregon |
| 1920 | Nineteenth Amendment gives women the right to vote |
| 1966 | National Organization for Women (NOW) formed |
| 1981 | Sandra Day O'Connor becomes first woman U.S. Supreme Court justice (September) |
| 1982 | Equal Rights Amendment fails state ratification (June) |