Transnational Criminal Organizations such as Mexican Cartels that deal in drug and human trafficking. How the United States combats these organizations.
The US Coast Guard and Customs and Border Protection roles in this.
The immigration laws, and port security laws in place for the United States. Such as the Maritime Transportation Security Initiative, SAFE Port initiative, etc. Here are a few links that will assist, that can be sourced: http://www.unodc.org/toc/en/crimes/organized-crime.html https://fas.org/sgp/crs/homesec/RL31826.pdf https://obamawhitehouse.archives.gov/sites/default/files/Strategy_to_Combat_Transnational_Organized_Crime_July_2011.pdf https://friendsofjustice.blog/2012/06/30/tom-berry-ten-years-of-waste-immigrant-crackdowns-and-new-drug-wars/ https://www.dhs.gov/sites/default/files/publications/2014-qhsr-final-508.pdf