Immigration Act (United States) (1907)

Both the general increase in the number of immigrants and the assassination of President William McKinley in 1901 fueled a growing nativism in the United States and in Congress during the first decade of the 20th century.

Immigration Act (United States) (1903)

In the wake of the assassination of President William McKinley by anarchist Leon Czolgosz in 1901, Congress began a thorough review of American immigration policy.

Immigration Act (United States) (1882)

Responding to dozens of petitions from states worried about the maintenance of indigent immigrants, Congress expanded the exclusion precedent set in the Page Act of 1875.

Immigration Act (United States) (1864)

The 1864 Immigration Act was designed to increase the flow of laborers to the United States during the disruptions of the Civil War (1861–65).

Illegal Immigration Reform and Immigrant Responsibility Act (IIRIRA)

As part of a 1996 initiative to curb illegal immigration, the U.S. Congress passed the Illegal Immigration Reform and Immigrant Responsibility Act (IIRIRA).

Emergency Quota Act (United States) (1921)

Signed in May 1921, the Emergency Quota Act established the first ethnic quota system for selective admittance of immigrants to the United States.

Displaced Persons Act (United States) (1948)

Bills to assist central European refugees were brought before Congress in 1937 and 1939, but it was not found necessary to pass new legislation because the number of refugees could be accommodated under existing legislation.

Chinese Exclusion Act (United States) (1882)

The Chinese Exclusion Act was the first measure to specifically exclude an ethnic group from immigrating to the United States.

Carriage of Passengers Act (United States) (1855)

The rapid influx of Irish, German, and Chinese immigrants into the United States after 1845 was accompanied by a series of steamship disasters and the prevalence of cholera, typhus, and smallpox among arriving immigrants.

Alien Land Act (United States) (1913)

Passed by the California legislature in 1913, the Alien Land Act prohibited noncitizens from owning land in California.

Alien Contract Labor Act (Foran Act) (United States) (1885)

Reflecting a growing concern about the effects of organized labor, Congress enacted the Alien Contract Labor Act, also known as the Foran Act, on February 26, 1885.

Alien and Sedition Acts (United States) (1798)

The Alien and Sedition Acts is the collective name given to four laws enacted by the U.S. Congress in the midst of its undeclared naval war with France known as the Quasi War (1798–1800).