Four men in Quebec, including two active members of the Canadian Armed Forces, were arrested and charged in what Canadian police say is a case of “ideologically motivated violent extremism.”

The men who were arrest have links to Canada’s military, and the police recovered a large cache of guns and explosives.

Four men — including two members of the Canadian military — have been arrested in what authorities describe as a terrorist plot to “forcibly take possession of land in the Quebec City area,” a case a veteran extremism expert calls unprecedented.