The different waves of immigration

Events

Pre-1790

Approx. 1789 - 1790

1790-1820

Approx. 1790 - Approx. 1820

1820-1880

Approx. 1820 - Approx. 1880

1880-1930

Approx. 1880 - Approx. 1930

1930-1965

Approx. 1930 - Approx. 1965

1965-2000

Approx. 1965 - Approx. 2000