Demosthenes Ligdopoulos

Demosthenes Ligdopoulos (; 1898–1920) was a Greek socialist activist and newspaper editor who was a founding member of the Communist Party of Greece.

Biography Born in Athens in 1898 into a family of humble background, Ligdopoulos entered the University of Athens as a student of mathematics in 1916. In the same year, Ligdopoulos, together with his fellow students and friends, founded the Socialist Youth of Athens , which gathered many young people in its ranks, especially after the outbreak of the October Revolution. Ligdopoulos and many of his comrades were arrested by the Greek authorities for publishing left-wing literature but were released with a pardon given by the government of Eleftherios Venizelos because of international outcry.

Ligdopoulos and his comrades from the Socialist Youth of Athens played a leading role in the proceedings of the founding conference of the Socialist Workers' Party of Greece (SEKE), the predecessor of the Communist Party of Greece, which took take place in Piraeus in November 1918. Forming the left of the political trend of the conference together with Nikos Dimitratos, who will be elected secretary of the Central Committee of the SEKE.

At the first Session of the National Council of the SEKE (May 1919) a decision was taken to withdraw the party from the Second International and prepare the ground, so that it could join the Third International (Comintern). The decision was the result of an intense confrontation between two wings. The left led by Ligdopoulos, Dimitratos and M. Sideris who supported the integration into the Comintern and the opposition group of the right-wing faction of Avraam Benaroia and Aristotelis Sideris.