answers to all your question: 1. UK is obviously germanic 2. Greenland is part of Denmark, Ireland speaks English, same with Malta, those Arab states were British colonies 3. Finland is Finno-Ugric 4. Same as 3 5. Aland has Swedish ancestry
Technically, those Arab states aren't Germanic, they're just Arabs who went under British rule and the same goes with Malta and Ireland. The Irish are originally Celtic and it would be offensive to call them British.