While there , he witnessed the aftermath of the 1979 Warrenpoint ambush , the British Army 's single largest loss of life during The Troubles .
After Berlin , Jackson served his second tour of duty in Northern Ireland , this time as a company commander .
While there , Jackson witnessed the aftermath of the 1979 Warrenpoint ambush , the British Army 's single largest loss of life during The Troubles .
After Berlin , Jackson served his second tour of duty in Northern Ireland , this time as a company commander .