The Drug Enforcement Administration (DEA) is a federal law enforcement agency under the United States Department of Justice, tasked with combating drug smuggling and use within the United States. Not only is the DEA the lead agency for domestic enforcement of the Controlled Substances Act, sharing concurrent jurisdiction with the Federal Bureau of Investigation (FBI) and Immigration and Customs Enforcement (ICE), it also has sole responsibility for coordinating and pursuing U.S. drug investigations abroad.
Read more about DEA: History and Mandate, Organization, Budget, Firearms, Impact On The Drug Trade, Narcotics Registration, Diversion Control System, MDMA DEA Scheduling Overturn, Criticism, Raids On Medical Marijuana Dispensaries, DEA Museum