I didn't know this, and these types of details would definitely modulate my (and probably other's) perception of India's justification. Example: if there was credible imminent threat, and uncooperative foreign government giving no alternative but the emergency use of clandestine force.
> modulate my (and probably other's) perception of India's justification
This whole controversy was unplanned.
There have been ongoing discussions between the Five Eyes and India about this hit and the whole Khalistan issue for months now, but Trudeau's hand was forced after the Globe and Mail (a newspaper that leans Conservative) gave him a 24 hour heads up that an article about this was about to be published.