In 1992, he took over as the Scientific Advisor to the Minister of Defence and secretary, Department of Research and Development, and continued till … - A. P. J. Abdul Kalam

" "

In 1992, he took over as the Scientific Advisor to the Minister of Defence and secretary, Department of Research and Development, and continued till he was seventy. The country’s highest civilian honour, the Bharat Ratna, was conferred on him in 1997. A year later, in 1998, he led the team that conducted India’s second nuclear tests in Pokhran. Five nuclear tests were conducted consecutively and India became a nuclear power. In 1999, he was appointed principal scientific advisor to the government of India with the rank of a Cabinet minister. By 2001, he was enjoying a teacher’s life at Anna University in Chennai. Meant to lecture a class of sixty, most of his lectures ended up in an overflowing hall with about 200 students instead. In 2002, he was elected the eleventh President of India.