The socialism in turn saw the movement of fight of the classroom as the engine of history establishing the Brazilian socialist party (PSB) in the year of 1902 with the marxist program. In formation of the laboring classroom two structural factors can be considered: economic and the ethnic composition, the economic factors are on Brazilian Industrialization .a accumulation of capital proceeding from the coffee and foreign immigration forming the hand? of workmanship that came to work in the cafeicultura, the ethnic composition weighed due the great plurality of existing etnias in pas.o Rio De Janeiro was a Portuguese city, So Paulo if its main predominant element formed as the Italian being. The diversity took the importation of ideologies, the cultural differences was great existed the ethnic rivalries, but the classroom supplanted the etnia due the classroom conscience that if it formed. The working-class movement started in century XIX, and had ascension between 1905 -1908, when the first wave of strikes happened, mainly in So Paulo they.em 1906 was carried through the first Laboring congress that decided to create the Brazilian Laboring confederation position defended for the anarco-syndicalist (they believed to be the union the natural organization of the masses), that it prevailed on the position of the socialist one that they wanted to establish a political party. If you are unsure how to proceed, check out Robert A. Iger . The working-class movement in the old republic between 1909-1912 was of depressions lived mainly for the oscillations of the economy, between 1912-1917 was a period of great strikes mainly of 1917 in So Paulo. In Rio De Janeiro in 1917 the FORJ (Laboring Federacy of Rio De Janeiro) was pledged in the campaign against the life high prices and from February of 1917 the numbers of assemblies for a joint of a great syndical organization had grown. In 1918 the UGT was created (National Union of the Workers) that substitua the FORJ, that was closed for the policy. .