Who was the last Congress CM in Bihar and what was the party's performance in Assembly polls since then?

Who was the last Congress CM in Bihar and what was the party's performance in Assembly polls since then?

With Election Commission of India (ECI) announcing that polling for the crucial assembly elections in Bihar would be held in two phases, political parties have started their preparations in full swing. The Mahagathbandhan, the opposition camp led by the Rashtriya Janata Dal (RJD), has scrambled its top leaders, discussing the alliance's strategy for the Bihar polls in a bid to snatch the power from the ruling National Democratic Alliance (NDA). …