The polio vaccine currently might be killing more than it's saving...
https://abcnews.go.com/Health/wireStory/polio-cases-now-caused-vaccine-wild-virus-67287290
And there was the 1955 incident in the United States where an improperly prepared batch of polio vaccine killed 10 children and paralyzed 200.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1383764/
The point is that vaccines have risks. No one has a right to force these risks on another person. Most of us aren't vaccine experts, but all of us are in charge of what goes into our bodies nonetheless.