Histories investigating U.S. immigration have often portrayed America as a domestic melting pot, merging together those who arrive on its shores. Yet this is not a truly accurate depiction of the nation's complex connections to immigration. Offering a brand-new global history of the subject, takes a comprehensive look at the links between American immigration and U.S. foreign relations. Donna Gabaccia examines America’s relationship to immigration and its debates through the prism of the nation’s changing foreign policy over the past two centuries. She shows that immigrants were not isolationists who cut ties to their countries of origin or their families. Instead, their relations to America were often in flux and dependent on government policies of the time. An innovative history of U.S. immigration, casts a fresh eye on a compelling and controversial topic.