Immigration is among the most controversial issues in the contemporary United States. Owing to the prosperity displayed by the United States, huge numbers of individuals move into the country to seek various opportunities, including jobs. The presence of immigrants in the country has resulted in heated debates as some people assert that immigration should be illegalized in the country. Some individuals and groups even suggest that existing immigrants, especially illegal migrants, should be deported from the country. Issues, such as terrorism and disruption of labor force, are used to enrich the arguments of anti-immigrant proponents. On the other hand, some individuals believe that immigrants have a positive effect on the country’s economy. These arguments are a reflection of a continued debate since the early times when people immigrated to the country. An analysis of the topic reveals that immigration issues can be traced back to the 19th century. This research examines immigration in the United States from the 19th century to the present-day with the aim of establishing if the practice should be limited or not.