Answer:
Between 1890and1920 most immigrants come US to work as unskilled labor in factories in the Northeast and Midwest.
I don't have a question. Ok
Vaccination to prevent diseases. Vegan diets or whatever diets will not prevent them from having a better immune system to fight off such diseases
Are you talking about Pete Seeger or someone else?
Answer:
Between 1800 and 1900, the population of Europe more than doubled. Instead, populations soared because the death rate fell. Nutrition improved, thanks in part to improved methods of farming, food storage, and distribution. Medical advances and improvements in public sanitation also slowed death rates.
