Ochi Day 2023
Ochi Day, on October 28, commemorates Greece's heroic rejection of Italy's demand for surrender without a fight in World War II in 1940. Prime Minister Metaxas' "Ochi" (No) became a symbol of resistance. Greeks fought bravely, which influenced the course of the war. Parades, military shows and school festivals celebrate this day across the country. It is a symbol of national unity, pride and remembrance of the victims of war.
https://en.wikipedia.org/wiki/Ohi_Day
https://en.wikipedia.org/wiki/Greek_cruiser_Georgios_Averof