U.S. immigration legislation shaping transatlantic flows (1924–1965)

1. Emergency Quota Act introduces first national quotas

   May 19, 1921Labels: Emergency Quota

   • Congress
   • Britannica

2. Immigration Act of 1924 tightens quotas and visa controls

   May 26, 1924Labels: Immigration Act, U S

   • Encyclopedia
   • History House

3. Tydings–McDuffie Act restricts Filipino migration

   Mar 24, 1934Labels: Tydings McDuffie

   • Britannica
   • Encyclopedia

4. Magnuson Act repeals Chinese exclusion with small quota

   Dec 17, 1943Labels: Magnuson Act

   • Capitol
   • Encyclopedia

5. War Brides Act creates family-based non-quota admissions

   Dec 28, 1945Labels: War Brides

   • Encyclopedia
   • CBP History

6. Alien Fiancées Act expands postwar family reunification

   Jun 29, 1946Labels: Alien Fianc

   • Encyclopedia
   • EBSCO

7. Displaced Persons Act admits European displaced persons

   Jun 25, 1948Labels: Displaced Persons

   • Encyclopedia
   • GPO

8. Immigration and Nationality Act of 1952 consolidates quota system

   Jun 27, 1952Labels: Immigration and

   • Encyclopedia
   • Smithsonian

9. Refugee Relief Act expands admissions amid Cold War

   Aug 7, 1953Labels: Refugee Relief

   • Encyclopedia
   • GPO

10. Hart–Celler Act is signed, ending national-origins quotas

    Oct 3, 1965Labels: Hart Celler, Lyndon B

    • House Archives
    • Encyclopedia

11. First Hart–Celler phase begins with quota pooling

    Dec 1, 1965Labels: Hart Celler

    • Encyclopedia
    • TIME

12. National-origins quota system fully abolished in implementation

    Jul 1, 1968Labels: Quota abolition

    • Encyclopedia
    • MPI