May 29, 1901 – Granville T. Woods patented the overhead conducting system for the electric railway.
May 30, 1965 – Vivian Malone became the first African American to graduate from the University of Alabama.
May 31, 1870 – Congress passed the first Enforcement Act, providing stiff penalties for those who deprive others of their civil rights.
June 1, 1968 – Henry Lewis became the first black musical director of an American symphony orchestra – the New Jersey Symphony.
June 2, 1971 – Samuel L. Gravely, Jr., became the first African American admiral in the U.S. Navy.
June 3, 1890 – L.H. Jones patented the corn harvester.
June 4, 1972 – Activist and Black Panther Angela Davis acquitted of all murder and conspiracy charges.
