Explanation:

Kamalesh Sharma became Commonwealth Secretary-General on 1 April 2008 having been appointed to the post by Commonwealth Heads of Government at their meeting in Kampala, Uganda, in November 2007.
Mr Sharma joined the Indian Foreign Service in 1965, and served at ambassadorial level in five missions, including as India’s High Commissioner to the United Kingdom, where he was closely involved in Commonwealth affairs.
He was India’s Ambassador and Permanent Representative to the United Nations in Geneva 1988-1990, and acted as the spokesperson for developing countries in the UN Conference on Trade and Development (UNCTAD) during the Uruguay Round of multilateral trade talks.