Weichán Auka Mapu (WAM) (English: Rebel Territory Struggle) is a Mapuche armed and revolutionary organization that operates mainly in southern Chile, being a supporter of armed struggle through arson attacks, sabotage actions and clashes with firearms against police officers, in order to achieve full autonomy for the Mapuche people.

"[11] On January 4, 2013 Werner Luchsinger and Vivianne Mackay, a couple of wealthy farmers, were murdered in an arson fire in their country house located in Vilcún, in 2013.

In September 2017, the prosecutor of La Araucanía, Roberto Garrido, confirmed that there was a connection between members of the Weichán Auka Mapu and the Luchsinger-Mackay case.

[14][15] On July 26 of the same year, Chilean authorities said that an evangelical church was set on fire in a southern region that the Mapuche indigenous group claim as their ancestral territory.

[16][17] On August 19, an arson attack affected 18 trucks belonging to the Calafquén transportation company, located at kilometer 686 of Route 5 south of Temuco.

[23] On September 12, 2019, members of the WAM set fire to two sheds in the Santa Adela farm, located in the Nueva Imperial district, leaving behind leaflets belonging to the group.