Mexico's Troublesome Triangle: Poverty, Education, and Emigration. The issues of poverty, education, and emigration are intertwined in Mexico. Each issue directly affects the others with poverty being the main shared component. Further analysis indicates that these issues in turn affect the United States with illegal immigration at the forefront of these three issues. This paper researches these three components and discusses how they affect each other and in turn effect the economic development of southern Mexico. Furthermore, current changes in Mexico's education system are discussed and how these changes have affected poverty and illegal immigration with the changing economic situation in the United States. Finally, the paper recommends changes in the education of immigrant children and in the education of teachers who have immigrant students - both in the United States and in Mexico.