Analysis of information sources in references of the Wikipedia article "Аперацыя «Алула»" in Belarusian language version.
As fighting erupted, Tigray officials declared that soldiers from the Northern Command of the Ethiopian military had defected and sided with them.... But although federal forces quickly seized control of Tigray's main towns, the T.P.L.F. and its armed supporters fled to rural and mountainous areas, where sporadic fighting continued through February.
Tigrayan forces and militia are battle-hardened, have large stocks of military hardware and number up to 250,000 men, experts say. Federal authorities have restricted access to the region, making it hard to verify details of the fighting. However, there are indications that Tigrayans in the powerful Northern Command, which accounts for about half of the federal army's manpower and its best divisions, are defecting. Local forces are already in control of its headquarters in Mekelle and other army facilities in Tigray, according to a United Nations internal security report seen by Reuters. Ethiopia expert Alex de Waal said Abiy may have underestimated the Tigray leaders' skills at both politics and war. The Tufts University academic recalled the words of Tsadkan Gebretensae, a Tigrayan who once commanded Ethiopia's army against Eritrea, in a conversation with him: "War is primarily an intellectual activity"