French/Italian Airspace -- Clarification

The teams are not allowed to fly over Italian soil, or within 5nm of it, between 30 minutes after sunset and 30 minutes before sunrise. They are allowed to fly within Italian airspace at night, as long as they stay more than 5nm from the land.

Corsica is one of the 26 régions of France, and the island of Sardinia belongs to Italy.

The map below shows the airspace boundary between French and Italian airspace