Migration and immigration

Migration and immigration is an age-old process of people moving across borders. Some argue it is detrimental to a country’s stability and others say that it brings benefits. Historically, what were some effective solutions to this social phenomenon? Develop a list of pros and cons to the U.S. as well as global migration. Describe the impact on individuals, countries, and the larger world context. What are some effective modern-day solutions that are being proposed?