Fears that white women were being coerced into prostitution led to the “white slavery” scare of the 1910s, spurring a concerted attack on brothels by progressive reformers. These reformers used the emergency of World War I to close public brothels, pushing America’s sex markets into clandestine spaces and empowering pimps’ control over women’s sexual labor.
So trying to outlaw it only made it more dangerous for sex workers