<Tr> <Td> Assam (3) </Td> <Td> 19 March 1982 </Td> <Td> 27 February 1983 </Td> <Td> 7002345000000000000 ♠ 345 days </Td> <Td> Congress (I) government led by Kesab Gogoi representing ethnic Asom people collapsed following continued violence in Assam . </Td> </Tr> <Tr> <Td> Assam (4) </Td> <Td> 28 November 1990 </Td> <Td> 30 June 1991 </Td> <Td> 7002214000000000000 ♠ 214 days </Td> <Td> Govt . dismissed in spite of AGP CM Prafulla Mahanta enjoying majority support in Assembly . The dismissal was triggered apparently by the threat to internal security due to banned organisation ULFA's activities . During President's rule, Operation Bajrang was launched to flush out ULFA militants . </Td> </Tr> <Tr> <Td> Bihar (1) </Td> <Td> 29 June 1968 </Td> <Td> 26 February 1969 </Td> <Td> 7002242000000000000 ♠ 242 days </Td> <Td> Loss of Majority following defections in a fluid political environment . </Td> </Tr> <Tr> <Td> Bihar (2) </Td> <Td> 4 July 1969 </Td> <Td> 16 February 1970 </Td> <Td> 7002227000000000000 ♠ 227 days </Td> <Td> Loss of Majority following defections in a fluid political environment due to split in ruling Congress party </Td> </Tr>

Who was the president of india when the president rule was imposed on arunachal pradesh in 1979