Explosive growth of immigration 1820-1850 (1 янв 1820 г. – 1 ноя 1850 г.)
Описание:
Main causes:- Increase of rapid ocean
transportation
- Famine and revolutions in Europe
- Reputation of the US with
economic opportunities and political
freedom, mainly to the North
Добавлено на ленту времени:
Дата:
1 янв 1820 г.
1 ноя 1850 г.
~ 30 years