On June 23, 1888, abolitionist Frederick Douglass received one vote from the Kentucky delegation at the Republican convention in Chicago, effectively making him the first Black candidate to have his name in nomination for U.S. president.
In 1972, President Richard Nixon signed Title IX barring discrimination on the basis of sex for “any education program or activity receiving federal financial assistance.” On the same day he and White House chief of staff H.R. Haldeman discussed using the CIA to obstruct the Watergate investigation.
In 1988, James E. Hansen, a climatologist at the Goddard Institute for Space Studies, told a Senate panel that global warming of the earth caused by the “greenhouse effect” was a reality.
In 1995, Dr. Jonas Salk, the medical pioneer who developed the first vaccine to halt the crippling rampage of polio, died in La Jolla, California, at 80.