Soros, a Hungarian-born Jew who has spent a large part of his fortune funding pro-democracy and human rights groups, has repeatedly been targeted by Hungary’s right-wing government, in particular over his support for more open immigration.In the latest case, Prime Minister Viktor Orban has backed a campaign in which Soros is singled out as an enemy of the state. “Let’s not allow Soros to have the last laugh” say billboards next to a picture of the 86-year-old investor, a campaign that Jewish groups and others say foments anti-Semitism. The Israeli Ambassador said: “In no way was the statement (by the...