- 1st march against nuclear weapons (Aldermaston, England)
Cheryl Crane aged 14, daughter of actress Lana Turner, stabs to death organized crime figure Johnny Stompanato, her mother's boyfriend, in self-defence. The crime was later ruled a "justifiable homicide"
- Eugene Ionesco's "Tueur sans Gages" premieres in Darmstadt
- The CND Peace Symbol displayed in public for the first time in London