Most Harmful Left Strategy for India?

the whole party is real harmful to india . many strategy like - oppose dis investment of balco - no support to n- deal . change in labour bill . oppose in change in forgian policy from russi to America . Beside many ,many many .. .. all this move keep india 50 years back . it is harmful for fast development like china in india . you know why left party survive ? ONLY SUPPORT TO CONGRESS . so the real blame is to congress. BJP never support bad people . bjp support nitish - congress support - lalu yadav .