Chavez is mainly a threat to his own country. He has tried to alter the constitution to remain in power, the people saw through this and he is trying everything he can to yet become dictator.
Isn't One Robert Mugabe enough, or one Kim Il Sing?
Scapegoating Jews is scapegoating Jews reGARDless of one's feelings about what is going on in Israel. Using it to justify persecution is to support persecution and become the thing that one ostensibly opposes (unless, in reality, one doesn't really oppose scapegoating Jews).