[19920303]92-246_关于美国公民身份和入籍的基本问题.pdf

1 U.S. CONST. amend. XIV, 1.2 4 C. GORDON & S. MAILMAN, IMMIGRATION LAW AND PROCEDURE 92.033.3 INA, 301(b); 8 U.S.C. 1401(a).Congressional Research Service The Library of CongressCRS Report for CongressReceived through the CRS WebOrder Code 92-246March 3, 1992Basic Questions on U.S. Citizenship and Naturalization-name redacted-Legislative AttorneyAmerican Law DivisionSummaryThis report answers the following questions: Who is a United States citizen atbirth? How does one become a naturalized citizen? Must citizens take loyalty oaths?What is the required period of residency prior to being eligible for citizenship? Is acitizenship revocable? If so, under what circumstances? Finally, are there provisions fordual citizenship? If so, under what circumstances?1. Who Is a United States Citizen at Birth?United States citizenship is conferred at birth both under the principle of jus soli(nationality of place of birth) and the principle of jus sanguinis (nationality of parents).The United States Constitution states as a fundamental rule of jus soli citizenship thatall persons born or naturalized in the United States, and subject to the jurisdictionthereof, are citizens of the United States an