Important Days National technology day ▪ India observes National Technology Day on May 11 every year to commemorate the successful nuclear test at Pokhran in 1998. ▪ Former Prime Minister Atal Bihari Vajpayee designated May 11 as National Technology Day in India in 1998. ▪ It was celebrated by the first time in 1999. Note ▪ India’s first nuclear test - Smiling Buddha (May 1974) ▪ Second Nuclear Test – Operation Shakti (May 1998)