To the west of Ireland is the Atlantic Ocean
To the east of Britain is the North Sea
In between the 2 is the Irish Sea
British Isles
The Republic of Ireland is geographically part of the British Isles.
It is the Hebrides, comprising hundreds of islands off the northwest coast of Scotland. There are no such collection of islands off the northwest coast of England.
The highest mountain in the British Isles is Ben Nevis in Scotland at 4408 feet.
The British Isles is the geographical name for the two main islands of Great Britain and Ireland and all of their offshore islands. Politically, the British Isles are comprised of 'The United Kingdom of Great Britain and Northern Ireland' and the 'Republic of Ireland'.
Vikings
To the East of the British Isles is the North Sea, a part of the Atlantic Ocean. To the South between Britain and France is the English Channel, which the French call "La Manche."
British Isles
Fairyhouse
Ireland and the United Kingdom
The British Isles.
I can't find Connamona in my UK gazetteer. However, it sounds like an Irish place name and if it is, it would be within the geographical area of the British Isles.