From 1882 to 1943 the American government enforced a series of harsh anti-Chinese exclusionary laws that barred entry to all Chinese except businessmen, students, and the children of U.S. citizens.
一八八二年到一九四三年間，美國政府還嚴厲執行「排華法案」，禁止華人勞工入境，只有商人、學生及美國公民的子女等可獲准來美。