Before 1965, American immigration policy was explicitly designed to keep America white. This is our history, not my opinion. Before that, we had an immigration quota system called the national origins formula. This formula limited the number of people who were allowed to immigrate to the U.S. from countries outside of Western Europe to 165,000 people. It also set country-by-country quotas based on the U.S. population at the time. This meant that We…