States and Social Evolution: Coffee and the Rise of National Governments in Central AmericaThe national governments of Central America were constructed between 1840 and 1900, a time when coffee was transformed from a botanical curiosity to the region's most important export. In spite of their geographic proximity, the national governments that emerged were strikingly different, from Costa Rica's participatory democracy to Guatemala's military despotism. Robert Williams explores Central America's political diversity by following the story of