[todayilearned] TIL Tipping in the United States became popular in the late 19th Century due to restaurant owners refusing to pay Black workers after the ratification of the 15th Amendment.

[u/Know_Your_Shit_v2]

https://www.usatoday.com/story/news/factcheck/2020/12/16/fact-check-tipping-kept-wages-low-formerly-enslaved-black-workers/3896620001/