A carnation is placed on a blood-stained Greek flag carried by Athens' Polytechnic school students during...
A carnation is placed on a blood-stained Greek flag carried by Athens' Polytechnic school students during a rally marking the 43rd anniversary of a 1973 student uprising against the military dictatorship that was ruling Greece, in Athens, Greece, November 17, 2016. REUTERS/Alkis Konstantinidis