But if someone offers to host an event in their home, they need to understand the requirements and expectations of that event, and if they do not agree to them, then they should not host it.
Having said that it's not unreasonable to have a alcohol free World Cup. The problem is the 48h notice is unreasonable. If I have planned a trip with a view to sit and enjoy watching a match with a beer, and now I am not able to, that's the problem.