The unidentified youths shot Nijjar, a designated terrorist, inside the premises of Guru Nanak Sikh Gurdwara Sahib, of which he was the head, at Surrey at 8:27 pm (local time) on Sunday, they said.
India on Thursday said it will pursue an extradition request with Canada for Arsh Singh Gill alias Arsh Dalla, the de-facto chief of the Khalistan Tiger Force, following his arrest in that country.
The sources claimed that one of those arrested is believed to be Arsh Dalla, who is associated with the banned Khalistan Tiger Force and ran terror modules on behalf of Hardeep Singh Nijjar, a designated terrorist who was killed in June last year.
In July this year, Pannun and Nijjar were declared as designated terrorists under the provisions of the UAPA Act, along with seven other individuals.
The Bahawalpur centre is notorious for hoarding arms and ammunition left behind by the NATO forces in Afghanistan, the officials said.
At least nine separatist organisations supporting terror groups have their bases in Canada and despite multiple deportation requests Ottawa has taken no action against those involved in heinous crimes, including the killing of popular Punjabi singer Sidhu Moosewala, officials in New Delhi said on Tuesday.
The action marks a big leap in NIA's efforts to destroy sleeper cells operated by Singh alias Arsh Dala to unleash terrorist attacks in various parts of Punjab and Delhi, it said.
The locations raided by the NIA were spread across the districts of Moga, Jalandhar, Ludhiana, Gurdaspur, Mohali and Patiala in Punjab and Kurukshetra and Yamunanagar in Haryana.
The posters shared by Australia Today, read "Canada investigates the role of India in June 18th assassination".
Three suspected members of a Sikh extremist group on Interpol's red notice watchlist were arrested during a joint operation by the Philippine government agencies this month, according to an official.
The raids were conducted a day after a special court in Mohali declared Dala a proclaimed offender in a case of conspiracy to kill a priest in Punjab, a spokesperson of the federal agency said.
Experts say Canada's allegations regarding the Indian government's involvement in the fatal shooting of Khalistan Tiger Force chief Hardeep Singh Nijjar in Canada 'could be most significant test of strength of US-India partnership since early 2000s'.
America has thwarted a plot to kill a Sikh extremist in the US, and warned India that its government may have been involved in it, reports the Financial Times.
The City of Newark Police Department in Newark, Newark, California told PTI in an emailed statement that on Friday at approximately 8.35 am, they received a report of graffiti at the Shri Swaminarayan Mandir Hindu Temple.
Pakistan-based terrorist outfit Lashkar-e-Tayiba and Indian Mujahidin and two Sikh militant groups have threatened to carry out terror acts in India, Lok Sabha was informed on Tuesday.
India has summoned Canadian high commissioner in New Delhi over propaganda material, including posters, containing threats to Indian diplomats being circulated in Canada and has served a demarche to the Justin Trudeau government.
The claims made by Canada were discussed when visiting External Affairs Minister S Jaishankar and National Security Advisor Jake Sullivan met in Washington, DC last week, John Kirby, Coordinator for Strategic Communications at the National Security Council in the White House told reporters at a news conference.
Amid worsening bilateral ties in the wake of tit-for-tat expulsions over the alleged Indian involvement in the killing of a Khalistani leader on its soil, the Canadian government on Tuesday issued a travel advisory, asking his citizens to 'exercise a high degree of caution'.
India has strongly rejected Trudeau's statement made in the Canadian Parliament and said "allegations of Government of India's involvement in any act of violence in Canada are absurd and motivated."
The US on Tuesday said it was "deeply concerned" about the allegations made by Canadian Prime Minister Justin Trudeau on India's involvement in the killing of a Sikh separatist leader in Surrey, and urged New Delhi to "cooperate" with Ottawa in the investigation of the incident.
A video by Khalistan supporters, dated July 2 posted on Twitter, showed the act of arson at the Indian Consulate in San Francisco.
Trudeau stayed at the Lalit Hotel in the national capital during his stay for the G20 Summit.
The killing of Khalistani separatist Hardeep Singh Nijjar remains an 'active and ongoing investigation', the Royal Canadian Mounted Police (RCMP) have said.
Canadian Prime Minister Justin Trudeau on Tuesday said he was not looking to "provoke" India or "escalate" tensions, but urged New Delhi to take the killing of a Sikh separatist leader with the "utmost seriousness".
Both leaders agreed to stay in contact as Sunak reaffirmed the UK position of respect for the rule of law after Canada's allegation of Indian involvement in the killing of a pro-Khalistan wanted terrorist.
Sikh Federation UK, which has styled itself as one of the largest Sikh organisations based in the UK, said Avtar Singh was terminally ill with blood cancer. He was on a life support system for the last few days.
A US expert has termed Canadian Prime Minister Justin Trudeau's claim of a "potential link" between Indian government agents and the killing of a Khalistani leader a "shameless and cynical action" and urged the United States not be part of it.
Nijjar was a close associate of Gurdeep Singh alias Deepa Heranwala, who was involved in the killing of around 200 people in Punjab during the late 1980s and early 1990s.
The home ministry said these individuals are operating from Pakistan and other foreign soil and involved in various acts of terrorism.
Canada's envoy to the United Nations, Robert Rae, during his address to world leaders at the UN General Assembly on Tuesday raised the issue of 'foreign interference' adding that the rules of state-to-state relations, cannot be bent for 'political expediency'.
Refusing to respond to questions on the evidence of Canadian allegations, Sullivan said he is not going to speak to either intelligence or law enforcement matters from this podium.
They also slammed the "violent rhetoric" against India's Ambassador to the US Taranjit Singh Sandhu and said free speech does not mean a license to incite violence or vandalise property.
The Sri Lankan foreign minister further added that he is "not surprised" by his comments as Trudeau comes out with "outrageous and substantiated allegations."
Khalistan terror group received backing of Paksitan's ISI, reveals its chief in chilling confessions to the Punjab police after his arrest.
'Many times when Khalistan slogans are raised, it is from those who feel alienated, not because they want a separate state.'
The spokesperson for the White House National Security Council said they are "coordinating and consulting" with Canada and also "engaging" with the Indian government.
The accused have been identified as Rajpreet Singh, Virender Singh, Sachin Bhati, Arpit Dhankar and Susheel Pradhan, the police said.
The United States has urged India to cooperate with Canada in its investigations.
Australia has described Canada's allegations about India's involvement in the killing of a Sikh separatist leader as 'concerning' and said Canberra is 'monitoring these developments closely' and has raised the issues with its Indian counterparts.
Weeks before Canada made an explosive allegation implicating Indian officials in the killing of Sikh separatist leader Hardeep Singh Nijjar, Canadian officials sought public condemnation of the murder from their allies, including the United States, but were met with reluctance, The Washington Post reported.
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