Through which entity has the U.S. promoted labor rights and national security in Latin America?

The U.S. has promoted labor rights and national security in Latin America primarily through the U.S. Agency for International Development (USAID). This agency implements programs designed to strengthen labor standards, improve working conditions, and enhance the capacity of labor organizations. Additionally, initiatives often align with broader security interests, aiming to stabilize regions by addressing economic disparities and promoting democratic governance.