Prior to the introduction of vaccine, many people were pockmarked from smallpox infections. Milkmaids were immunized naturally in the course of their work (indeed, this led to the discovery of the vaccine), and so they usually had clear skin.
I am pretty sure that it is the early 20th century
The early 19th century.
It began early in the 15th century and ended in the 17th century
gummy bears
Russia and Mongolia
I am pretty sure that it is the early 20th century
I am pretty sure it was the early 15 century.
Philippines
To be socially enslaved in the land of the free
early 19th century
Cincinnati, Ohio became known as Porkopolis because it was a major meat packing center in the early 19th century. The city was renowned for its pork production and processing, leading to the nickname.
To be socially enslaved in the land of the free
It is hard to be certain. Early raids were in the late 8th century, but settlements being established was much later in the 9th century.
early 16th century to early 17th century
dasdsds
Science and theory in the early 20th century?.
Uhh, is it Manchuria? To the Japanese? I'm pretty sure that's what stopped them from finishing the Trans-Siberia railway.