Das Kapital and Communist Manifesto
The most deadly illness the pioneers have faced was Oregon Trail, it was spread by for hunting food, picking berries, and most of all this terrible game kids used to play that made them realize the Oregon Trail was real. It also lead up to bad fever, cholera, and dysentery.
This is the main reason of the deadly illness pioneers had.
Hope this helps you :)
In the year 1914, the U.S. congress passed the Harrison act. This act taxed and regulated the importation, distribution, and production of cocaine and opiates. This Harrison Act or also known as the Harrison Narcotics Tax Act was a federal law in the United States which was proposed by the representative of New York, Francis Burton Harrison and this act was approved on the 17th of December, 1914.
Adolf Hitler could enact laws without the need of parliamentary approval
The Civil Rights Act of 1964