Building a  wall that spans the United States/Mexico border. Will a wall finally end all the problems associated with the border security along the Mexican border? “What is the underlying issue?” There are some immigrants who just want a better life, what message are we sending as the land of the free by building a wall? Submit a written paper that includes your Research Question, a Thesis Statement, and Purpose Statement. It must contain at least eight sources; at least six must be peer-reviewed. The specific research question should be of depth and breadth required for a major project.