"The decades-long conflict in northern Shan State has escalated in recent months following attacks by three ethnic armed groups on military installations and other locations in the country on 15 August 2019. The government stated that the attacks were likely to have been carried out in retaliation for recent successful anti-drug trafficking operations in the region. According to the three ethnic armed groups – calling themselves the “Brotherhood Alliance” – the attacks were launched in response to a military offensive in Rakhine State in the west of the country as well as repeated military operations in northern Shan state, despite a military ceasefire in the area. Civilians in northern Shan State, who have borne the brunt of these previous operations, looks set to endure fresh abuses, conflict, and displacement. This report examines international human rights abuses and violations of humanitarian law committed since mid-2018 by parties to the ongoing internal armed conflicts in northern Shan State. On 21 December 2018, the Myanmar military announced a unilateral ceasefire in northern and eastern Myanmar, however, as this report shows, while there may have been a reduction of the number of clashes involving the military, Myanmar soldiers have continued to commit serious violations against ethnic minority civilians. The declared ceasefire period has also seen a continuation, and in some areas an escalation, of fighting among ethnic armed groups, some backed by the Myanmar military. Amnesty International undertook research missions to northern Shan State in March and August 2019. In total, Amnesty International interviewed 88 people, including victims and direct witnesses to violations of international human rights and humanitarian law. The organization also met with local and international humanitarian officials, human rights defenders, community leaders, journalists, and political analysts, and analysed satellite imagery and photographs related to specific documented incidents. Amnesty International wrote to the Myanmar civilian government and military, and to four ethnic armed groups, outlining the organization’s findings, requesting information, and expressing readiness to discuss the situation in northern Shan State. At the time of publication, none had replied..."