Geographically, the British Isles are the two main islands of Great Britain and Ireland and all of their off-shore islands, Politically, the British Isles are comprised of The United Kingdom of Great Britain and Northern Ireland (England, Scotland, Wales and Northern Ireland) and the Republic of Ireland.
The British Isles have a milder climate.
Ireland, England, Scotland, Wales, Northern Ireland, Isle of Man
Yes, the currency on the Isle of Man is the pound sterling (GBP).
The political entities in the British Isles are the United Kingdom of Great Britain and Northern Ireland, the Republic of Ireland and the Isle of Man. The constituent countries in the United Kingdom are England, Scotland, Wales and Northern Ireland.
The Isle of Man is not the furthest west point in the British Isles; that title belongs to the Isle of Lewis in Scotland. However, the Isle of Man is situated in the Irish Sea, roughly equidistant between England and Ireland. Its geographic position makes it notable, but it does not hold the westernmost position in the region.
The Isle of Man is run by the British Monarchy, therefore they are a British island. Because of that, they use the British Pound (£) for currency.
The Isle of Man, which has the oldest continuous parliament in the world.
England is a country. Great Britain is several countries including England. The British Islands is different and includes the Isle of Man and others.
Britain, Ireland, Isle of Skye, Isle of Wight, Isle of Man.
1
Maritime temperate.
Ireland is not called the British Isle. The island of Ireland is beside the island of Britain. Collectively and with some of their surrounding islands, they are sometimes called the British Isles.