Joe Biden formally recognises atrocities against Armenians in early 20th century as ‘genocide’

• Previous US presidents have avoided using the time period ‘genocide’ out of concern that it would complicate relations with Turkey, an important Nato ally
• An estimated 2 million Armenians had been deported and 1.5 million had been killed in the occasions of 1915 to 1923 known as Metz Yeghern