'Terrible Vengeance': The History Of Turkish Atrocities Against Armenians And Why Biden Is Poised To Call Them Genocide April 23, 2021 at 7:06 am News Armenian News Tweet Share Reddit +1 Pocket LinkedIn Up to 1.2 million Armenians were killed in World War I-era atrocities in the Ottoman Empire. What happened in Turkey starting in 1915 and why might Joe Biden become the first U.S. president to recognize the mass killings as genocide?