But in 1937, due to the crusade of Harry Anslinger, head of the Federal Bureau of Narcotics that was facing budget cuts during the Great Depression, cannabis was criminalized. When the law was passed, there was concern that it would be used to stamp out the hemp industry. Anslinger promised that his men would leave industrial hemp alone. Anslinger lied. When the United States entered World War II at the end of 1941, the hemp industry had been completely wiped out. The problem now was that the US