The 1960s (pronounced "nineteen-sixties", shortened to the "'60s" or the "Sixties" ) was a decade that began on January 1, 1960, and ended on December 31, 1969.. The "cultural decade" of the 1960s is more loosely defined than the actual decade. It begins around 1963–1964 with the John F. Kennedy assassination, the Beatles' arrival in the United States and their meeting with Bob …

The 1960 Valdivia earthquake and tsunami (Spanish: Terremoto de Valdivia) or the Great Chilean earthquake (Gran terremoto de Chile) on 22 May 1960 was the most powerful earthquake ever recorded. Various studies have placed it at 9.4–9.6 on the moment magnitude scale. It occurred in the afternoon (19:11 GMT, 15:11 local time), and lasted for approximately 10 minutes.

La contracultura son los valores, tendencias y formas sociales opuestas a las establecidas en una sociedad.El término fue acuñado por el historiador estadounidense Theodore Roszak en su libro de 1968 El nacimiento de una contracultura.. Aunque hay tendencias contraculturales en todas las sociedades, el término contracultura se usa para referirse a un movimiento …