He soon moved to the mountains to join the guerrilla soldiers, but instead of active combat he was sent to Casa Verde, the headquarters of the FARC commanders, in La Uribe (Meta), where he was recognized as an intellectual and as such was part of a number of peace dialogues with the government. His main role was to encourage the growth of the Coordinadora Guerrillera Simón Bolívar, a movement to join all guerrillas operating at the time in Colombia. With communism's collapse in Europe in 1989, Cano argued that the Soviet model had failed, and the FARC should develop its own model based on national ideas, whose paradigmatic figure was to be Simon Bolivar.