Miles de personas en todo el mundo han celebrado el 1º de Mayo, Día Internacional de los Trabajadores
Activists stand near a snail statue, with a sticker reading "I want social housing", as they take part in a May Day rally in Taipei May 1, 2012. Hundreds of people took to the streets on Tuesday in the annual May Day (Labour Day) parade to demand more labour rights and higher pay. REUTERS/Pichi Chuang (TAIWAN - Tags: POLITICS SOCIETY CIVIL UNREST BUSINESS EMPLOYMENT)
Protesters burn an effigy of President Benigno Aquino as thousands of workers rally for rights and better wages as part of Labour Day, near the Presidential Palace in Manila May 1, 2012.