The 4th Small Wars JournalEl Centro anthology comes at a pivotal time, roughly a third of the way through the term, for the Enrique Pea Nieto administration in Mexico. The mass kidnapping and execution of 43 rural student teachers in Iguala, Guerrero in late September 2014 has only served to further highlight the corruptive effects of organized crime on the public institutions in that country. In addition, many other states in Latin America are now suffering at the hands of criminal insurgents who are threatening their citizens and challenging their sovereign rights.Dave Dilegge, SWJ Editor-in-Chief