Oxi day
Oxi Day commemorates the rejection by Greek prime minister Ioannis Metaxas (r. August 4, 1936—January 29, 1941) of the ultimatum, made by Italian dictator Benito Mussolini on October 28, 1940, demanding that Greece allow Axis forces to enter Greek territory and occupy certain unspecified “strategic locations” or otherwise face war. Read more.
Photograph from Foni tis Ydras (http://fonitisydras.com/index.php/info/society/item/995-lampros_o_eortasmos_ths_ethnikhs_mas_epeteiou).