On the 8th of May, 1882 the Chinese Exclusion Act became law. Chinese immigration to the United States was suspended for ten years, following anti-Chinese feeling in areas such as California, where gold was becoming scarcer, and the settlers sought to blame Chinese workers for low wage levels and economic decline.
Citation:
Editors. "Chinese banned from emigrating to the USA".
The Literary Encyclopedia. First published 20 December 2011
[http://www.litencyc.com/php/stopics.php?rec=true&UID=5275, accessed 23 May 2013.]