The Greens in England and Wales have formally adopted a policy that equates Zionism with racism and calls for Israel to be replaced by a single Palestinian state.The move is expected to be challenged by some party members under equality laws.Members voted at the party’s annual conference in Brighton to back a motion that calls for Zionism, the movement for a Jewish state, to be “treated as any other form of racism”. It passed by 1,022 votes to 813.It has been publicly opposed by four of the party’s five MPs, although Zack Polanski, the leader of the Greens in England...