Sikh Activism Khalistani Separatism Allegations of Criminal Activity Hardeep Singh Nijjar Case Diplomatic Tensions Sikh Separatism Foreign Interference Espionage Allegations Nijjar Murder Case Trudeau's Allegations Political Tensions Assassination Allegations Khalistani Movement Amarinder Singh's Statements Assassination of Hardeep Singh Nijjar Surveillance Issues Allegations and Responses Violence Against Temples Hindu Temple Attack Violence at Diplomatic Events Trudeau Government Electoral Interference Sikh Diaspora Suspension of Indian Visa Services Khalistan Movement Murder Probe Cooperation Fringe Groups Past Insurgency Terrorist Activities Khalistani Terrorist Activity Diplomat Removal Khalistan Dispute Arrest of Indian Men in Canada Separatism Support Diplomatic Expulsions Sikh Community Expulsion of Diplomats Political Accusations Tensions Allegations of Government Involvement