Kent State shootings — 1970 shootings in Kent, Ohio, US during student-led protest of Vietnam War

1970 Asian Games — sixth edition of the Asian Games

1970s — decade (1970-1979)

Iranian Revolution — 1978–1979 revolution that overthrew the Iranian monarchy

1970 FIFA World Cup — 9th FIFA World Cup, held in Mexico

Eurovision Song Contest 1970 — 15th edition of the Eurovision Song Contest

Cambodian genocide — genocide of as many as 3,000,000 Cambodians by communist Khmer Rogue in 1975–79

1970 Formula One season — sports season

1970–71 European Cup — 16th season of the UEFA club football tournament

1970 African Cup of Nations — football tournament

Years of Lead — period of social and political turmoil in Italy