In 1984, the first circular train in India was launched in Kolkata, and in 1984, the first metro rail was launched in Kolkata. So, although Kolkata is not the first in history in terms of railway communication, Kolkata is the first city to introduce both circular and metro rail. On 24 October 1984, India's first metro rail was launched in Kolkata, which was driven by two Bengalis, Tapan Kumar Nath and Sanjay Sheel.