Mae M. Ngai is associate professor of U.S. history at the University of Chicago. She is the author of "Impossible Subjects: Illegal Aliens and the Making of Modern America" (Princeton University Press, 2004).
“Made in America — by immigrants” and “We too have a dream” read signs at the May 1 marches across the country. By invoking an American ideal, today’s newcomers are staking their ...