"As far as Pakistan's involvement is concerned it is more than evident now. From time to time India has also been providing evidence and proof of that.
"There has been involvement and there has been perpetration of terrorism on the India's soil from Islamabad," he told reporters here.
He said the available inputs also hints at the Pakistan's involvement.
"As far as the foreign hand is concerned, it has been the experience in last 20-25 years of terrorism in Jammu and Kashmir that from time to time there has been evidence forthcoming of Pakistan's involvement.
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The Minister said any disruptions in Amarnath yatra would not augur well for the society.
"Amarnath yatra is symbolic of composite unity in the Kashmir society. This is an yatra in which people people from all sections of society, with all religious beliefs tend to cooperate in the term of making arrangements and providing facility to the yatra.
"Any disruption in yatra like Amarnath yatra would not augur well for society," said Singh, a Lok Sabha member from Jammu and Kashmir's Udhampur constituency.
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Singh claimed that for the first time, the overall average construction of roads had increased to over 113 kms per day and out of a total Central funds of Rs 3,600 crore sanctioned for road projects under PMGSY in Jammu and Kashmir, over half of the amount was earmarked only for the Lok Sabha constituency of Kathua-Udhampur-Doda.
Referring to some of the mega projects brought in the constituency, he claimed that most of the major promises made by the BJP in the run-up to the 2014 Parliamentary election were being honoured with the "landmark" Keedhiyan-Gadhiyal bridge and north India's "first ever" bio-tech park in Kathua, the river Devika cleansing project, the radio station for Udhampur and the initiation of the proposal for the Chandragala tunnel on the Basohli-Bhaderwah road stretch.
He added that under PMGSY, Kathua district received Rs 405.66 crore, Udhampur Rs 350 crore, the erstwhile Doda district Rs 600 crore and Reasi district Rs 160 crore.
In addition, he said Kathua got Rs 150 crore for the Keedhiyan-Gadhiyal bridge and under the CRF, Rs 45.54 crore was sanctioned for the Juthana bridge, Rs 40.52 crore for the Halti road upgradation and Rs 43.30 crore for the Lakhanpur-Thien road.