Number: RS20916 Title: Immigration and Naturalization Fundamentals Authors: Ruth Ellen Wasem, Domestic Social Policy Division Abstract: This report provides an introduction to immigration and naturalization policy, concepts, and statistical trends. It touches on a range of topics, including numerical limits, refugees and asylees, exclusion, naturalization, illegal aliens, eligibility for federal benefits, and taxation. Pages: 6 Date: Updated May 20, 2003