In Myanmar, interethnic tensions have improved in the post-coup era as more and more resistance leaders join the call to fight the junta. This shared opposition to military rule has left many people hopeful for the prospect of broader national cohesion in a country that has been beset by various civil and ethnic conflicts for decades. But this moment of national cohesion can also obscure the complex histories and intercommunal grievances that remain unresolved — and a recent massacre in Southern Shan State demonstrates that the military’s violence still has the power to sow discord among a fragmented resistance movement.