In Ecuador, every year since 1990 Indian protestors have brought the country to a standstill; in Mexico, Zapatista indigenous guerillas rose up in arms to protest North American free trade. In Brazil, shamans faced down bulldozers to block World Bank dams, while in Bolivia, peasants attacked U.S. troops for the right to grow coca. These are a few examples of the rise of a transnational human rights movement among the hemisphere's most isolated...