https://www.pewresearch.org/short-reads/2019/01/30/immigrant-share-in-u-s-nears-record-high-but-remains-below-that-of-many-other-countries/
The latest stats are that 14.3% of the U.S. population is foreign-born,
just slightly less than the record high in 1890.
I can now see why people like Pat Buchanan were hot and bothered.