CANADA-INDIA

- Trudeau accused India of involvement in murder of Hardeep Singh Nijjar, a Sikh leader killed in June on Canadian soil.

- Trudeau says there are 'credible allegations' linking India with the killing

- Canada expelled an Indian diplomat over the case, while India retaliated by expelling a senior Canadian diplomat

- India strongly rejects the accusations, calls them 'absurd and motivated'

- Comes on background of tensions between the two countries, with India complaining that Canada has not done enough regarding Sikh separatists, who it calls 'anti-India elements'.