Ashkenazi Jews are white. The US always recognized them as white--unlike Middle Easterners, they never had to go to court to establish their whiteness. Like Catholics, they were not Protestant, which is why the KKK hated them.

More: https://comrademorlock.medium.com/if-you-dont-think-european-jews-were-always-white-in-the-us-447763dea4d