Labor unions for sex workers reveal how sexuality, gender, and caste intersect in a precarious and often dangerous work environment.

During World War I, anti-vice crusaders marked women who liked the nightlife as shady. You can tell by the way men started talking about them.

When sex work was considered a "necessary evil," legal brothels provided certain protections for the women who worked there.

Giuseppi Verdi's 1853 opera La Traviata was a shocker when it was first performed. Nineteenth-century audiences didn't expect to watch a sex worker die of tuberculosis at the opera.

In the early 20th century, journalistic exposés, novels, and vice commission reports trumpeted fears about "white slavery" sweeping the country.

Prostitution and sex work are useful metric for historians seeking insight into the American West.

Revisiting the struggle to keep prostitution from being criminalized in 1950s Japan.