"The real question is why was it ever made illegal."
A quick search came up with these two reasons. Both of which are totally absurd.
He believed that smoking pot would result in their having sex with black men. Aided by an eager news media—and such propaganda films as Reefer Madness (1936)—Anslingereventually oversaw the passage of the Marihuana Tax Act in 1937, which effectively made the drug illegal across the United States.
Despite its medical usefulness, many Americans’ attitudes towards cannabis shifted at the turn of the century. This was at least partly motivated by Mexican immigration to the U.S. around the time of the 1910 Mexican Revolution, according to Eric Schlosser, author of Reefer Madness: Sex, Drugs, and Cheap Labor in the American Black Market.
“The prejudices and fears that greeted these peasant immigrants also extended to their traditional means of intoxication: smoking marijuana,” Schlosser wrote for The Atlantic in 1994. “Police officers in Texas claimed that marijuana incited violent crimes, aroused a ‘lust for blood,’ and gave its users ‘superhuman strength.’ Rumors spread that Mexicans were distributing this ‘killer weed’ to unsuspecting American schoolchildren.”
A quick search came up with these two reasons. Both of which are totally absurd.
He believed that smoking pot would result in their having sex with black men. Aided by an eager news media—and such propaganda films as Reefer Madness (1936)—Anslingereventually oversaw the passage of the Marihuana Tax Act in 1937, which effectively made the drug illegal across the United States.
Despite its medical usefulness, many Americans’ attitudes towards cannabis shifted at the turn of the century. This was at least partly motivated by Mexican immigration to the U.S. around the time of the 1910 Mexican Revolution, according to Eric Schlosser, author of Reefer Madness: Sex, Drugs, and Cheap Labor in the American Black Market.
“The prejudices and fears that greeted these peasant immigrants also extended to their traditional means of intoxication: smoking marijuana,” Schlosser wrote for The Atlantic in 1994. “Police officers in Texas claimed that marijuana incited violent crimes, aroused a ‘lust for blood,’ and gave its users ‘superhuman strength.’ Rumors spread that Mexicans were distributing this ‘killer weed’ to unsuspecting American schoolchildren.”