Let me clarify:
Impact - H1B, GC
Cause - Benefit (such as food stamp, medical etc) taken
Impact - Scrutiny and delay in H1, GC process and may disqualify.
Impact - Naturalized Citizen
Cause - Criminal, illegal, improper activities (see below link for detail or google it)
Impact - Denaturalization
https://www.pogo.org/analysis/2020/02/is-the-justice-department-about-to-embark-on-mass-citizenship-stripping/
https://www.aila.org/advo-media/issues/all/featured-issue-denaturalization-efforts-by-uscis
https://www.google.com/amp/s/www.vox.com/platform/amp/2018/7/18/17561538/denaturalization-citizenship-task-force-janus
https://www.google.com/amp/s/www.nytimes.com/2018/12/19/magazine/naturalized-citizenship-immigration-trump.amp.html