sports
England flags could be confiscated from supporters attending World Cup opener
Hanging flags on LED advertising boards not allowed

TL;DR
- England fans face potential flag confiscation at the World Cup game against Croatia.
- Flags are not allowed to be hung over LED advertising boards; only small flags are permitted.
- Larger flags and banners must be approved in advance and will likely be confiscated if brought into the stadium without approval.
- Fifa states the ban is for 'safety and security reasons'.
- A lack of consistency in enforcing Fifa's flag guidelines has been noted by observers.
- Fifa prohibits flags that are political, offensive, or discriminatory.
- Fifa won a court hearing to prevent the use of a pre-revolutionary Iranian flag, classifying it as political.