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Detection of Unlawful Immigration at the Border

This lesson will address issues related to immigration officials’ detection of unlawful immigration at the border.


Enforcement of the immigration laws is either administrative or criminal. Administrative enforcement focuses on preventing and deterring unlawful migration into the United States, detecting unauthorized noncitizens already present in the United States, and detecting United States employers who unlawfully employ noncitizens. The consequences of administrative enforcement are removals of unlawfully present noncitizens and fines for employers who employ noncitizens in violation of the...