Danny Lyon, from Conversations with the Dead (1970)

1970

Happenings and Fluxus are major exhibitions at the Kolnischer Kunstverein, Cologne.

Artist Mark Rothko commits suicide. After his death, a major battle ensues between his family and the trustees of his estate, who were selling his paintings at far less than their true value.

The floppy disk and bar codes are both invented.

Janis Joplin and Jimi Hendrix both die of drug overdoses.

During Antiwar demonstrations at Kent State University in Ohio, four students are killed.

United States bombs communist strongholds in Cambodia.