Polytechneio in Greece
Polytechneio in Greece is held on November 17. The Athens Polytechnic uprising occurred in November 1973 as a massive student demonstration of popular rejection of the Greek military junta of 1967–1974. This event in the second decade of the month november is annual.
Ohi Day on October 28 (Greece, Cyprus and the Greek communities);
The Apocryan festival begins in Patras, Greece on January 17 (Αποκριά takes three weeks. Patras is the largest city and port in the Peloponnese);
Feast of the Three Holy Hierarchs on January 30 (the Orthodox Church, for example, in Greece celebrates the Three Holy Hierarchs: Basil the Great, Gregory the Theologian and John Chrysostom)