Possible Clues:

• New articles initially for one canteen
• Those who serve get served here
• Subduing a force in a disorganised mess
• Canteen's vulgar as reported by Independent
• North American fellow gets into first-rate mess
• One supporter upset about a canteen where you serve yourself?
• Outlet for soldier’s natural aggression, as fighting is, primarily
• Canteen in one area in Stoke to the west
• A military canteen or the organisation running it
• Part of Bologna a filthy mess, perhaps