1 gen 1959 anni - Antarctica Treaty
Descrizione:
The Antarctic Treaty was signed in Washington on 1 December 1959 by the twelve countries whose scientists had been active in and around Antarctica during the International Geophysical Year (IGY) of 1957-58. It entered into force in 1961 and has since been acceded to by many other nations.Aggiunto al nastro di tempo:
Data:
1 gen 1959 anni
Adesso
~ 66 years ago