A nation of immigrants

Machine generated contents note: 1. Introduction; 2. 'Gentlemen, tradesmen, serving-men, libertines'; 3. 'A city upon a hill'; 4. 'The seed of the nation'; 5. Immigration and the formation of the republic; 6. Building a nation: 1830-1880; 7. The golden door: 1880-1917; 8. The triumph of restrictionism: 1882-1924; 9. Turning inward: 1924-1964; 10. 'A nation of immigrants': 1965-1994; 11. A nation of refuge; 12. The Pennsylvania model at risk: 1993-2009; 13. Looking ahead.