Sources

[]

[]

[]

[]

[]

[]

http://www.usimmigrationsupport.org/illegal-immigration.html

http://www.msnbc.msn.com/id/21001543/

http://www.nytimes.com/2006/06/19/business/19illegals.html

http://www.nytimes.com/interactive/2009/03/01/business/20090301_WageGap.html

[]

http://www.loc.gov/rr/program/bib/ourdocs/15thamendment.html

[]

[]

[]

[]