Mexico’s President Enrique Peña Nieto will mark two years in office this December – that’s one third of his six-year term. The president’s most significant economic achievement so far has been to secure congressional support for 11 major structural reforms. While it will take a few years for the results to feed through, international markets have been deeply impressed with the scale of the economic changes. Unlike other big Latin American economies, Mexico is now on its way to recovery. But these gains may be at risk because of the government’s poor record on security. On taking office in December…