That hasn't been true since the Civil War. https://cis.org/Historical-Overview-Immigration-Policy https://cis.org/Historical-Overview-Immigration-Policy https

That hasn't been true since the Civil War. https://cis.org/Historical-Overview-Immigration-Policy https://cis.org/Historical-Overview-Immigration-Policy https://www.uscis.gov/history-and-genealogy/our-history/agency-history/early-american-immigration-policies https://www.uscis.gov/history-and-genealogy/our-history/agen... https://fairus.org/legislation/reports-and-analysis/history-of-us-immigration-laws https://fairus.org/legislation/reports-and-analysis/history-...