India, Feb. 4 -- Two decades after the huge 'Nano' controversy, Singur, a small speck on the map of West Bengal, returns as a jumbo political issue. Just before the forthcoming assembly elections in the state, it raises the contentious issue about industry and manufacturing. In the past, Tata Group's plan to make the small car in Singur disrupted local politics, and was partly responsible for the wreckage of the red bastion. Today, Chief Minister Mamta Banerjee, whose rise was cradled in Singur and its 'nano' politics, is battling the BJP over similar issues.

In West Bengal, and in Singur, which is a politically-sensitive region, 'nano' concepts tend to result in 'macro' political and economic fallouts. When Prime Minister Narendra Modi ...