The interest of this monographic is to analyze the role played by leftist organizations in recent agrarian mobilization. For this we will study the relationship between the Polo Democrático Alternativo and the arrest of the sugarcane workers in 2008, and dairy farmer’s mobilizations against the decrees prohibiting the trading of milk in canteen. This job is about an historic study that starts at the second half of the XX century that pretends show the relationship guild-government and his after fall; meanwhile, the tactics used by the left organization to enter into the agrarian sector, specially the mechanism adopted in the last 10 years by the Polo Democrático Alternativo.
