Bar graph showing the percentage of the population born in a foreign country in select U. S. cities between 1870 and 1910. Analyze Changing Demographic Patterns in Cities Use the graph and information from the lessons in this topic to write a paragraph about how immigration changed the populations of cities in the late 1800s and early 1900s. Consider the following questions in your paragraph: What can you tell from the graph about the size of the immigrant population in the different cities? Why might immigrant populations be high in New York City and San Francisco? What factors may have contributed to the size of immigrant populations in cities?