You are very right, it is almost as if Jews are the only minority that cannot be questioned. They do have a dispraportionate amount of influence, and that does have implication with our domestic and foreign policy. Imagine, if all of those senators and congressman were arab americans, no one would doubt that that would influence our stance with Israel. And the israeli lobby (AIPAC) knows this, that's why the spewed indirect negative propaganda against the first Muslim congressman this last election.
Ya'alon okays administrative detention of Jewish extremist suspected in church arson (Haaretz)
from the article: ADL survey: 15% of Americans 'unquestionably anti-Semitic'