What day of the week was May 4, 1970?

The day of the week May 4th, 1970 fell on was a Monday.

Victims of the Kent State shootings died on this day in 1970. As did Eugenia Livanos the Greek wife of Stavros Niarchos (b. 1927) .

Vietnam War: Kent State shootings: the Ohio National Guard the sent to Kent State University after disturbances in the city of Kent the weekend before, opens fire killing four unarmed students and wounding nine others. The students were protesting the United States' invasion of Cambodia.