"A Companion to American Immigration" is an authoritative collection of original essays by leading scholars on the major topics and themes underlying American immigration history.Focuses on the two most important periods in American Immigration history: the Industrial Revolution (1820-1930) and the Globalizing Era (Cold War to the present)Provides an in-depth treatment of central themes, including economic circumstances, acculturation, social mobility, and assimilationIncludes an introductory essay by the volume editor.