TY - DATA AU - Harrington,Ben ED - Library of Congress. TI - The power of Congress and the executive to exclude aliens: Constitutional principles T2 - Report / Congressional Research Service PY - 2020///- CY - [Washington, D.C.] PB - Congressional Research Service KW - Illegal aliens KW - Law and legislation KW - United States N1 - The CRS web page provides access to all versions published since 2018 in accordance with P.L. 115-141; GPO Cataloging Record Distribution Program (CRDP); Report includes bibliographical references UR - https://purl.fdlp.gov/GPO/gpo142252 ER -