International customary law prescribes a minimum standard of treatment with which all nations must accord-aliens are entitled to ""life, liberty, and property"" while resident outside their own country. Based on a first-hand examination of original sources, this survey shows that, while the United States has carefully maintained its sovereign right to control and limit the immigration of aliens, it has been very generous to those within its gates. Originally published in 1940. A UNC Press Enduring Edition - UNC Press Enduring Editions use the latest in digital technology to make available again books from our distinguished backlist that were previously out of print. These editions are published unaltered from the original, and are presented in affordable paperback formats, bringing readers both historical and cultural value.