READ MORE : Did Wall Street Journal ad denying Armenian Genocide cross the line ? In Greece , hundreds of ethnic Armenians and sympathizers marched through Athens to denounce Turkey and slam Azerbaijan for allegedly escalating the conflict over the disputed Nagorno - Karabakh region . The protesters marched movement.transportperson.na to the Turkish and Azeri embassies in center of the Greek capital waving Armenian flags and carrying signs reading : “ Truth will Triumph,”“Azerbaijan Land of Crimes , ” and “ Hands off Armenia . ” Meanwhile , thousands of demonstrators in Iran participated in an event at Tehran ’s St. Sarkis Cathedral , in which they also urged Ankara to recognize the genocide of Armenians and condemned the recent uptick in hostilities in the Nagorno - Karabakh region . “ Our demand is that Turkey recognizes the historical truth and accepts legal responsibility for it , ” Karen Khanlari , an Iranian - Armenian lawmaker , told RT ’s Ruptly video agency .