Chilean President Sebastián Piñera - who's being investigated for crimes against humanity - declared a state of emergency on October 19.
Mon will next headline the K'ay Chiapas Festival on November 23 at Mexico's Panchon Contreras Stadium in Tuxtla Gutiérrez.
The civil unrest over inequality in Chile was sparked by an October subway fare hike.
The Latin Grammy ceremony held on Thursday, November 14 in Las Vegas, United States.