T.E.G.: Plan Táctico y Estratégico de la Guerra (1978)

This is a Risk version that is played in Argentina.
This game is about a war that takes place over a map divided in 50 countries. Each player has a secret objective to achieve, and must expand his domain and reorganize his forces which will demand undertake attacks and defend from attacks from his opponents.
As well as the secret objective, there's also a shared objective to every player: occupy 30 countries. The first player to accomplish his secret objective or the shared objective, wins.