
UK expresses disagreement with India's actions leading to the departure of Canadian diplomats.
UK Foreign Office states that the situation affects the effective functioning of the Vienna Convention on Diplomatic Relations.
Canada withdraws 41 diplomats amid alleged Indian threat to revoke their status.
Tensions arise from Canadian claims of Indian involvement in the murder of Sikh separatist leader.
India's Ministry of External Affairs denies allegations and defends its compliance with the Vienna Convention.
UK and US back Canada in the standoff and express concern about the departure of Canadian diplomats.
India justifies the need for diplomatic parity due to the state of bilateral relations and alleged interference.