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Subject
- Border security134
- United States. Department of Homeland Security[remove]134
- National security55
- Evaluation36
- Management34
- Noncitizens34
- Rules and practice34
- Prevention29
- Government policy28
- Immigration enforcement27
- Appropriations and expenditures24
- Terrorism20
- Emigration and immigration19
- Emigration and immigration law19
- Undocumented immigrants18
- Finance10
- Interagency coordination10
- U.S. Customs and Border Protection10
- Civil rights9
- Law and legislation9