<P> Pokhran - II consisted of five detonations , the first of which was a fusion bomb while the remaining four were fission bombs . The tests were initiated on 11 May 1998 , under the assigned code name Operation Shakti , with the detonation of one fusion and two fission bombs . On 13 May 1998 , two additional fission devices were detonated , and the Indian government led by Prime Minister Atal Bihari Vajpayee shortly convened a press conference to declare India a full - fledged nuclear state . The tests resulted in a variety of sanctions against India by a number of major states , including Japan and the United States . </P>
<P> Pokhran - II consisted of five detonations , the first of which was a fusion bomb while the remaining four were fission bombs . The tests were initiated on 11 May 1998 , under the assigned code name Operation Shakti , with the detonation of one fusion and two fission bombs . On 13 May 1998 , two additional fission devices were detonated , and the Indian government led by Prime Minister Atal Bihari Vajpayee shortly convened a press conference to declare India a full - fledged nuclear state . The tests resulted in a variety of sanctions against India by a number of major states , including Japan and the United States . </P>
who was india 's prime minister when its first nuclear test were conducted
who was india 's prime minister when its first nuclear test were conducted
Atal Bihari Vajpayee
Atal Bihari Vajpayee