- Mae Ngai: Trump's Muslim ban is an eerie echo of America's past with Chinese Exclusion
- How far America has come from this odious chapter in its past remains to be seen, she writes
Mae Ngai teaches history at Columbia University and is the author of "Impossible Subjects: Illegal Aliens and the Making of Modern America." The opinions expressed in this commentary are solely hers.
(CNN)The Chinese have the dubious distinction of being the only group to be excluded from the United States explicitly by name.