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 assimilation • Includes an introductory essay by the volume editor.