Amit Shah pledges to transform Bengal into 'Sonar Bangla' The home minister linked the CAA timetable to Covid vaccination Union home minister Amit Shah wrapped up his two-day Bengal visit on Sunday evening after launching the party’s campaign for next year’s Assembly polls. A pledge to transform the state into “Sonar Bangla (Golden Bengal)”, if voted to power, was the recurring theme of his visit. Shah spared no effort in attacking the Mamata Banerjee government. Accusing the government of many ills, from encouraging illegal infiltration from Bangladesh to pushing the Bengal economy into dire straits, he rolled out a long chargesheet during his two public speeches — one in Midnapore on Saturday and the other in Bolpur on Sunday — and a news conference before leaving.