К началу 1980-х годов стало очевидн

К началу 1980-х годов стало очевидным отставание страны в социальной сфере, что во многом было обусловлено последствиями гонки вооружений

Результаты (английский) 1:

By early 1980-ies became apparent lag in the social sphere, which largely was due to the consequences of the arms race

Результаты (английский) 2:

By the early 1980s, the country became apparent gap in the social sphere, which was largely due to the consequences of the arms race

Результаты (английский) 3:

by the beginning of the 1980s, it became apparent that the country in the social sector, largely due to the consequences of the arms race