The year the ICC was established, Congress passed a law providing enduring authorization for a full scale military invasion of the Netherlands should the ICC imprison any US service member, government employee, or those of allied nations (including Israel).[1] It even prevents any level of the US government (local, state, or federal) from working to assist the ICC. Americans do not want to be beholden to a foreign court.
[1]https://en.wikipedia.org/wiki/American_Service-Members%27_Pr...