How does Social Darwinism relate to industrialization and immigration in the U. S. from 1870-1940.

Social Darwinism did indeed affect American immigration policies in the 19th and 20th centuries. ... Since those of northern European stock were said to be superior in terms of intelligence, emotional stability, and physical endurance, eugenicists believed that America should admit only immigrants of European descent.

Explanation:

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.