What minority groups were denied us citizenship

THE HISTORY OF RACIAL EXCLUSION IN THE U.S. IMMIGRATION LAWS

       A.      From Chinese Exclusion to General Asian Subordination

                 1.      Chinese Exclusion and Reconstruction

                  2.      Japanese Internment and Brown v. Board of Education

      B.        The National Origins Quota System

      C.       Modern Racial Exclusion

                 1.       The War on "Illegal Aliens" a/k/a Mexican Immigrants

                 2.       Asylum, Haitian Interdiction, and the Politics of Race

                 3.      Proposition 187 and Race

Racism, along with nativism, economic, and other social forces, has unquestionably influenced the evolution of immigration law and policy in the United States. It does not exist in a social and historical vacuum. Foreign and domestic racial subordination instead find themselves inextricably linked.

this is a good question! i'll do some research and come back when i have the answer!