For the last couple of weeks, the relationship between India and Canada has been crumbling, with each government lobbing extraordinary accusations against the other. They claim acts of espionage and terrorism.

The match that lit the powder keg of tensions was a murder of a Sikh separatist in Canada. It’s thrown a spotlight on a relatively obscure protest movement, which aims to create a new homeland for Sikhs. And has now stretched beyond the borders of India.

Today, we speak with North Asia correspondent Eryk Bagshaw, on the impact that this global feud will have on Australia, and the separatists who live here.