Vaccine mandates are actually quite commonplace, and in the US it goes all the way back to 1777 when Washington himself required soldiers to be vaccinated against smallpox. And schools have long since required vaccines for attendance. I haven’t yet been asked for my “papers”.
newrepublic.com/article/163122/vaccine-mandates-american-apple-pie
www.fox10phoenix.com/news/history-of-vaccine-mandates-in-the-united-states