The ICC is not under the US control and thus the US sees it as a potentially dangerous organization and the fact that it is in Europe (an influential entity) do

The ICC is not under the US control and thus the US sees it as a potentially dangerous organization and the fact that it is in Europe (an influential entity) doesn't make things any better. The US turned a blind eye on the ICC because it used to prosecute its enemies. Now that it's touching its agenda, it makes sense that they do not like it.