"As Myanmar’s government sues for peace, its autonomous military, the Tatmadaw, faces a new type of insurgency it seems increasingly ill-prepared to counter and combat. Myanmar’s “new” insurgents are highly mobile and, unlike the country’s older generation rebel groups, maintain few fixed positions, using instead hit-and-run attacks that have rendered the Tatmadaw’s traditional frontal assaults increasingly ineffective. The situation is in many ways similar to the one the United States faced in the Vietnam War: an invisible enemy which strikes from the shadows, making counterattacks more likely to hit civilians than enemy combatants. That’s all conspiring to undermine the Tatmadaw’s leverage and clout against ethnic armed groups that rely on local population support to sustain their insurgent fights. Previously, Myanmar’s myriad rebel groups aimed to control large swathes of territory protected by fixed and often well-armed installations. The Karen National Union (KNU), long firmly entrenched on the Thai border, maintained several bases along the Moei river and a well-fortified headquarters with permanent buildings housing its civilian administration and military command units..."