Brookings poll of attitudes among likely future leaders, American millenials, those born between ’80–2005, selecting for those in leadership positions, says that they regard Israel as both an ally and a problem. The numbers, which are a little vague, are at the link:
As plays out in global politics, a number of states were identified by the young leaders in both the most likely problem and most likely ally categories. Countries about whom the young leaders had these mixed sentiments included China, Russia, Mexico, Saudi Arabia, India and Israel (including its Palestinian territories).