<P> The India test series summary table is below . </P> <P> The detonations in the India's Pokhran I series are listed below: </P> <Table> India's Pokhran I series tests and detonations <Tr> <Th> Name </Th> <Th> Date time (UT) </Th> <Th> Local time zone </Th> <Th> Location </Th> <Th> Elevation + height </Th> <Th> Delivery, Purpose </Th> <Th> Device </Th> <Th> Yield </Th> <Th> Fallout </Th> <Th> References </Th> <Th> Notes </Th> </Tr> <Tr> <Th> Smiling Buddha </Th> <Td> 000000001974 - 05 - 18 - 0000 18 May 1974 02: 34: 55.0 </Td> <Td> IST (+ 5.5 hrs) </Td> <Td> Pokhran, India 27 ° 05 ′ 40" N 71 ° 45 ′ 13" E ﻿ / ﻿ 27.09451 ° N 71.75365 ° E ﻿ / 27.09451; 71.75365 ﻿ (Smiling Buddha) </Td> <Td> 000128! 235 m (771 ft) - 107 m (351 ft) </Td> <Td> underground shaft, </Td> <Td> </Td> <Td> 000120000! 12 kt </Td> <Td> </Td> <Td> </Td> <Td> Indira Gandhi declared Smiling Buddha to be a peaceful test . </Td> </Tr> </Table> <Tr> <Th> Name </Th> <Th> Date time (UT) </Th> <Th> Local time zone </Th> <Th> Location </Th> <Th> Elevation + height </Th> <Th> Delivery, Purpose </Th> <Th> Device </Th> <Th> Yield </Th> <Th> Fallout </Th> <Th> References </Th> <Th> Notes </Th> </Tr>

When did india resort to first nuclear test