Firearms are the leading cause of death for children in the US. That is not the case in other wealthy countries. According to this article
https://www.kff.org/global-health-policy/issue-brief/child-a...
https://www.kff.org/global-health-policy/issue-brief/child-a...
Both issues disproportionately affect small segments of the population though, rather than being general hazards. Driving deaths for example tend to be more evenly distributed.
https://en.m.wikipedia.org/wiki/Gun_violence_in_the_United_S...
https://www.npr.org/2023/05/18/1176830906/overdose-death-202...