My mom didn’t speak English when she started kindergarten, either. The difference now is that the classroom was not full of other kids who spoke her language. Many studies demonstrate that English learning goes down when the concentration of speakers of one other language goes up.
Schools used to deal with that by basically outlawing speaking Spanish at school. But that hurt the kids’ feelings, so now that’s out the door.
FR is getting very hard to figure out these days. On another thread, they are arguing that convicted felons should not have their rights curtailed once they are out of prison but still on parole.