Explanation: The history of the oil industry in Assam is a significant part of the region's economic and industrial development. The first oil well in Assam was dug in 1866 in the town of Digboi, located in the Tinsukia district of Assam. This event marked the beginning of the oil industry in India and is a crucial milestone in the history of Assam.
The discovery of oil in Digboi was a result of geological surveys and explorations conducted in the region. The British, who were ruling India at the time, recognized the potential of the oil reserves in Assam and initiated the drilling of the first oil well. The well was successfully drilled in 1866, making Digboi the site of the first oil well in India.
The establishment of the Assam Oil Company followed the discovery of oil in Digboi. This company played a significant role in the development of the oil industry in Assam and later became a major player in the Indian oil industry. The success of the oil industry in Digboi led to further exploration and drilling in other parts of Assam, contributing to the economic growth of the region.
It is important to note that the first oil well in Assam was not dug in other locations such as Dehradun, Shillong, or Guwahati, as suggested by the other options. These locations are either in different states or were not the sites of the first oil well in Assam. The year 1866 is also significant as it marks the beginning of the oil industry in India, and it is not to be confused with other dates mentioned in the options.
Understanding the historical context of the first oil well in Assam is essential for comprehending the development of the oil industry in India and the economic significance of Assam. This knowledge is particularly relevant for students preparing for competitive examinations that cover Indian history and geography, such as the UPSC and State PSC exams.