Until recently this was the state of affairs, now there's a bunch more court stuff happening:
“People need to understand, ICE officers and Border Patrol don’t need probable cause to walk up to somebody, briefly detain them, and question them”
https://thehill.com/homenews/administration/5396985-trump-homan-immigration-detainments/
Immigration advocates warned that the supreme court has “effectively legalized racial profiling”, granting federal agents the power to stop people in Los Angeles simply for speaking Spanish or appearing Latino
https://www.theguardian.com/us-news/2025/sep/09/supreme-court-immigration-los-angeles-reaction
" materially, its primary use has been to terrorize and create an underclass of immigrant workers (e.g. by deporting strikers) who work for less than minimum wage and have zero legal recourse for anything. they also have been used to put down protestors who are immigrants, esp. palestinians in recent years