1977 National Women's Conference
The National Women's Conference of 1977 was a four-day event during November 18–21, 1977, as organized by the National Commission on the Observance of International Women's Year. The conference drew around 2,000 delegates along with 15,000-20,000 observers in Houston, Texas, United States.
Source: Wikipedia — 1977 National Women's Conference (CC BY-SA 4.0)