Succeeding Vijay K. Nambiar, Sen served as India's Permanent Representative from September 2004 to March 2009.
After retirement, Sen was appointed Special Senior Advisor to the UN General Assembly President.
Sen also served as India's Ambassador to Sri Lanka, Bulgaria and Norway.
"Saddened at the passing of illustrious diplomat ... My condolences to his friends and family," West Bengal Chief Minister Mamata Banerjee tweeted.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
About VDC
Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.