When was the primary foreign intelligence agency of India established in where Bibhuti Bhusan Nandy served?
Bibhuti Bhusan Nandy: Bibhuti Bhusan Nandy (Bengali: বিভূতিভূষণ নন্দী ) (1940–2008) was an Indian IPS officer, intelligence agent, former National Security Advisor of Mauritius and a columnist. Research and Analysis Wing:  It was established in 1968 following the intelligence failures of the Sino-Indian and Indo-Pakistani wars, which persuaded the Government of India to create a specialised, independent agency dedicated to foreign intelligence gathering; previously, both domestic and foreign intelligence had been the purview of the Intelligence Bureau.
i don't know