David Bacon (2024-03-11). A New Life for Mexico's Oldest Union. counterpunch.org Humberto Montes de Oca is the Secretary for Internal Relations of the Mexican Union of Electrical Workers (SME). He was originally a working-class art student who became active in the left-wing political movements of the period of Mexico's Dirty War (1970s to early 1980s). He joined the SME as a political act to become part