Double standard as usual.

US citizenship law states that a US citizen automatically loses their citizenship when they pledge allegiance to another state, become a member of government of another state, or join another state’s military as an officer or if said state is a declared enemy.

Since Israel can do no wrong in the eyes of the US state anything goes, but look at the treatment of any US person who moves abroad and becomes an important part of a non-aligned nation’s zeitgeist.