Bureau of Narcotics and Dangerous Drugs
The Bureau of Narcotics and Dangerous Drugs (BNDD) was a federal law enforcement agency within the United States Department of Justice with the enumerated power of investigating the consumption, trafficking, and distribution of narcotics and dangerous drugs. The BNDD is the direct predecessor of the modern Drug Enforcement Administration (DEA).
Source: Wikipedia — Bureau of Narcotics and Dangerous Drugs (CC BY-SA 4.0)