This dissertation studies three important questions in international political economy: The long run consequences of social divisions created by historical colonialism, the importance of trade shocks in shifting political power balances and shaping institutional development and the influence that major political powers have over the decisions of smaller nations. I study these three questions empirically in four papers that span three distinct regions and time periods. The first paper asks whether the large differences in economic development across Native American reservations today can be explained by social divisions that were created more than 150 years ago when the US government forcibly integrated distinct Native American bands in...