She lost her green card as a youth for stealing something under $200. She then kept going to immigration court and was told "you're fine" by the authorities for 25 years.
The US immigration system has been a tragedy for many decades. It doesn't work well, efficiently,not clearly. It's basically designed to allow in people who fit certain profiles, but any weirdness in your situation puts you in indefinite limbo and at the whims of various officials. It makes an underclass of grey zone residents. This was generally fine, but openly set up conditions for a racist regime to start snatching people out of their homes. People who played by the rules for decades.
The US immigration system today: When Kafka meets Hitler.
Her husband voted for (R). There is no evidence that she voted.
Her husband is on record saying that despite his wife being taken away by ICE, he still supports the (R) agenda.