The country with the largest numbers of immigrants to the U.S. between 1820 and 1854 was Ireland. The years 1847 to 1854 have some of the highest rates of Immigration in U.S. history.
Europe
Europe
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Europe~Apex
Between 1830 and 1860 the main groups of immigrants came from Europe. More specifically, the largest groups immigrating were people from Ireland and Germany.
Most immigrants came from Asia and the European areas of the world.
Asia and Europe
europe.
Italy, Poles, Greece, Russia, and Hungry are were most of the immigrants came from after 1885.
Germany.
Nigeria.
Spain