Wat was one reason for anti immigrant sentiment in the early 1900

One reason for anti immigrant sentiment in the early 1900's was competition for jobs.

 The correct answer is :  competition for jobs

Explanation:   The biggest economic worries of the citizens of the United States because of the immigrants are the fear that generates more competition towards the achievement of a job and a resistance for having to pay for the social services of all the immigrants and their respective families.

fourteenth amendment

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.