The Sikh community numbers about 800,000, but only a handful support the separatist Khalistan movement which has taken over Justin Trudeau’s party With the current Canada-India spat – triggered by Prime Minister Justin Trudeau ’s accusation of New Delhi's involvement in the assassination of Hardeep Singh Nijjar , an activist associated with the Khalistan movement  which backs a separate Sikh nation in northern India, things have come full circle for Prime Minister Narendra Modi’s government.