Multiple choice general knowledge history The first nuclear test in India was conducted on ....... 12th May 1983 18 th May 1998 13th May 1972 18th May 1974 Reveal answer Fill a bubble to check yourself D Correct answer Explanation India's first nuclear test, codenamed Smiling Buddha, was conducted on 18th May 1974 at Pokhran in Rajasthan. This made India the sixth nation to conduct a nuclear test, 24 years before the second test series.