Polanski, who is Jewish, faced heckling after describing Zionism as a form of racism during his byelection campaign in Holborn and St Pancras, the Guardian reports.
Author Russell Warfield argues that the 'green outside, red inside' strain of politics associated with Green Party leader Zack Polanski reflects a long-running current within the party rather than something entirely new.
Party leader Zack Polanski wanted the annual conference delayed to focus resources on the Holborn and St Pancras byelection, but the executive committee voted against the move
A proposed policy for debate at the Green Party's October conference has prompted calls for leader Zack Polanski to clarify his stance, amid concern it could alienate Jewish supporters.