Investigations said the accused was engaged in sharing classified details, including troop deployments and strategic locations, posing a threat to national security.
Jasbir Singh, a resident of Village Mahlan in Rupnagar district, who operates a YouTube channel 'Jaan Mahal', was found to be associated with a Pakistani Intelligence Operative (PIO), Punjab Director General of Police Gaurav Yadav said.
Gopal Singh Chawla, under the instructions from the Pakistani authorities, recently stopped Indian officials from entering Gurudwara Panja Sahib on April 14 (Baisakhi day).
Chawla, who is the general secretary of Pakistan Sikh Gurdwara Prabandhak Committee and is known to speak for 'Khalistan', had shared the purported picture on his Facebook page.
Sidhu said 50-100 Congress leaders patted him on his back for the visit.
A Foreign Office official told PTI that the eight-member Indian delegation arrived in Lahore at 9.15 am (local time).
'You bust one module and another one comes up.'