Tam Dalyell, the Father of the House, sparked outrage last night by accusing the Prime Minister of "being unduly influenced by a cabal of Jewish advisers". In an interview with Vanity Fair, the Left-wing Labour MP named Lord Levy, Tony Blair's personal envoy on the Middle East, Peter Mandelson, whose father was Jewish, and Jack Straw, the Foreign Secretary, who has Jewish ancestry, as three of the leading figures who had influenced Mr Blair's policies on the Middle East. Yesterday Mr Dalyell, the MP for Linlithgow, told The Telegraph: "I am fully aware that one is treading on cut glass...