National-Socialist Patriotic Organisation Tags: Political Party.The ESPO (Greek: Εθνικο-Σοσιαλιστική Πατριωτική Οργάνωσις National-Socialist Patriotic Organization) was a collaborationist pro-Nazi organization created in the summer of 1941 in German-occupied Greece under the leadership of Dr. Spyros Sterodimas. extinction year 1942-01-01T00:00:00+02:00 formation year 1941-01-01T00:00:00+02:00 ideology Antisemitism, Nazism, Anti-communism Learn more... Loading...