Why u talking Rubbish, they have never considered themselves as the same ethnicity as tigrayans long before Italians came. There split by the mereb river. They have fought wars with ethnic tigrayans to keep them out. http://www.madote.com/2010/02/biher-tigrinya-and-tigray-people-war-of.html?m=1 . Read this to get a much better understanding.You can't just create a new ethnic group because Italians colonized one group and not the other group. It is ridiculous.