SIX Left parties – CPI(M), CPI, CPI(ML), SUCI (Communist), RSP and Forward Block – held a joint people’s political convention on September 7, and exhorted the electorate of Bihar to defeat the pro-feudal, communal-corporate combination led by the BJP, to reject the opportunist alliance of JD(U), RJD, Congress combine and to strengthen the Left in the ensuing assembly polls.