When America Had Stricter Immigration Standards... " Germany, Britain, Ireland, Sweden, Poland, Norway, and France."

The American Thinker reports:

After 1924, quotas for immigration to the United States favored ethnic groups from seven countries in descending order: Germany, Britain, Ireland, Sweden, Poland, Norway, and France. With the exception of France, all of these countries were clearly Northern European, and Northern France might as well be.

Selectivity.