Karpoori Thakur, a key figure in Bihar's OBC politics and two-time chief minister, has been awarded Bharat Ratna, India's highest civilian award, on the eve of his birth centenary. Known as 'Jan Nayak' (people's leader), Thakur served twice as chief minister, breaking the Congress stronghold. Thakur's legacy includes championing social justice through quotas and advocating for the marginalized.