Restart
The issue of which foreigners to let into the US — or not — is as old as the country itself.
Europe
Asia
North America
South America
Central Am./Caribbean
Africa
Oceania
1820
1830
1840
1850
1860
1870
1880
1890
1900
1910
1920
1930
1940
1950
1960
1970
1980
1990
2000
2010
2011
2012
2013
0M
2M
4M
6M
8M
10M
12M
14M
16M
18M
20M
22M
24M
26M
28M
Data from Department of Homeland Security, Pew Research Center, Gilder Lehrman Institute of American History, and Migration Policy Institute

Alvin Chang / Vox