Socialist Democratic Union (Greek: Σοσιαλιστική Δημοκρατική Ένωση) was one of the many anti-dictatorial struggle groups that fought against the Greek military junta of 1967-1974

Greek military junta of 1967-1974

The Greek military junta of 1967–1974, alternatively "The Regime of the Colonels" , or in Greece "The Junta", and "The Seven Years" are terms used to refer to a series of right-wing military governments that ruled Greece from 1967 to 1974...

. The Socialist Democratic Union organized and mobilized Greeks working and studying in Western Europe against the colonel's junta.

Among the founders of the group was Karolos Papoulias

Karolos Papoulias

-Honours:*Knight Grand Cross with Grand Cordon of the Order of Merit of the Italian Republic *Knight Grand Cross of the Grand Order of King Tomislav *Knight of the Order of the Elephant- External links :*...

, who is currently the President of the Hellenic Republic.