The research area of U.S.-Mexico relations focuses on the complex and often contentious relationship between the United States and Mexico. This includes examining issues such as trade, immigration, border security, drug trafficking, and environmental concerns. Researchers in this area analyze the historical, political, economic, and social factors that shape interactions between the two countries, as well as exploring potential areas for cooperation and collaboration. The research often highlights the important cultural ties and shared interests between the U.S. and Mexico, while also addressing the challenges and conflicts that arise in this bilateral relationship.