In Vamos a avanzar Robert Niebuhr argues that despite widespread corruption, a lack of skills, and failed policies, Bolivian leaders in the first half of the twentieth century created a modern state because of the profound role of warfare over the Chaco. When President Daniel Salamanca hastily thrust his isolated and poverty-stricken country into the devastation of the Chaco War against Paraguay in 1932, he unleashed a number of forces that...