Az európai nagy háború hatása a brazíliai társadalmi mozgalmakra (1917-1920)
Brazil did not enter into the First World War until October, 1917. But as for most of the Latin American societies - especially in the cities - the most urgent problems caused by the war: rising prices, significant increases in the cost of living, unemployment. In July, 1917 a general strike paralyzed the city of São Paulo and workers in Rio de Janeiro city and is federal states Rio Grande do Sul, Minas Gerais, Pernambuco, Alagoas, Maranhão, Paraíba, Rio Grande do Norte, Cear•, Piauí, Sergipe and Paraná joined in solidarity, organised by the Brazilian revolutionary syndicalist movement. This article examines and characterizes the waves of trade-union militancy guided by two different ideologies: anarcho-syndicalism (directly linked to immigration from Spain, Italy and Portugal) in contrast with the reformist ´yellow´ unions.