In 1979, Spain signed the ’Agreement and Protocol of Cooperation in Astrophysics‘ with Denmark, Sweden, and the United Kingdom, which brought modern telescopes to the observatories.
1979 huet Spuenien e Vertrag fir Zesummenaarbecht an der Astrophysik mat Dänemark, Schweden a Groussbritannien ofgeschloss, fir modern Teleskopen an d'Observatoiren ze bréngen.