Yes, the Empire is made up of regions like Scandinavia, Germany, (which is all of the German speaking countries and areas) Britannia herself, (UK Ireland France Belgium and half of Holland).
The forces of Chaos overwhelm the pity followers of the so-called "Emperor"!
And if you seriously: WHY does the mega-empire must include as part of its fleet this useless unit? She is afraid of attacks on its coast? Non-imperial nation is so strong that the Emperor every day shaking with fear at the thought of the enemy fleet in the Thames Estuary?