Colonists and immigrants: 1607-1700
Colonies expand: 1701-1775
American Revolution and after: 1776-1813
Beginnings of mass immigration: 1814-1860
Civil War and after: 1861-1880
"New immigration": 1881-1918
"Immigrant problem" and the federal government: 1890-1921
Some windows open: 1946-1954
Epilogue, after Ellis Island: 1955 and beyond.