In this book one can trace the determined growth of the Mexican labor movement from the time of an uneasy imperialist government to a system of firmer self-sufficiency. Behind the struggles of the period looms the powerful figure of Cardenas, ever ready to support the efforts of labor and to suppress excesses. Originally published 1967. A UNC Press Enduring Edition -- UNC Press Enduring Editions use the latest in digital technology to make available again books from our distinguished backlist that were previously out of print. These editions are published unaltered from the original, and are presented in affordable paperback formats, bringing readers both historical and cultural value.