Edited sentence: Despite early denying she attended this rally she later claimed she did not see al-Hilali.Rhiannon has frequently clashed with Greens leader Bob Brown over official party policy on an Israel boycott.Rhiannon has said that Greens should campaign for a boycott and supported controversial Greens candidate for Marrickville Fiona Byrne.. On 13 April The Australian revealed Rhiannon had attended an anti-Israel march with controversial Islamic cleric Taj Din al-Hilali