This document discusses urbanization and immigration in the late 19th and early 20th centuries in the United States. It covers the rapid growth of cities due to industrialization and new transportation technologies. This led to overcrowding, lack of infrastructure, and corruption in urban governments. The document also covers the largest wave of immigration in American history through Ellis Island, with push factors in Europe and pull factors in the US. It describes the different groups of "old" and "new" immigrants and their experiences, including Jews working in factories and the garment industry. The document concludes by discussing the rise of anti-immigrant sentiment in the 1890s and growth of legal immigration restrictions.