Sukhdool Singh was regarded as a Khalistani terrorist and he was killed by unknown gunmen in the city of Winnipeg in the Canadian province of Manitoba.
Trudeau has become the first foreign leader to speak out about the farmers' protest and his solidarity has come at a high time when the farmers are intensifying the protests.
Toronto police department had stated that the suspect has been at large and they issued the hotline numbers to the city's residents to share the information about the assailant.