OTTAWA—A Manitoba man who rammed a gate at Rideau Hall before arming himself and heading on foot toward Prime Minister Justin Trudeau’s home last July was sentenced Wednesday to six years in prison. Corey Hurren, a 46-year-old sausage-maker who served with the military’s Canadian Rangers, was given one year of credit for time spent in custody, meaning he still faces five years behind bars. He will also be prohibited from possessing any firearms, ammunition or explosive substances for life. Hurren had initially faced 21 weapons charges and one of threatening the prime minister. He pleaded guilty last month to seven weapons charges related to possession of prohibited or restricted firearms “for a purpose contrary to the public peace” and one charge of mischief by wilfully causing $100,000 worth of damage to the Rideau Hall gate. In delivering the sentence, Ontario Court Justice Robert Wadden said Hurren had not expressed remorse …