Thames, Severn, Trent, Mersey, Tyne, Clyde, Shannon, Ouse, Avon, Wear. The Thames, Severn, and Tweed are the main rivers in the British Isles. Also, the Shannon River and the Wye River are well-known rivers in the British Isles.
Rivers are coloured blue on most UK maps
I presume you mean 'In which direction do the rivers in Britain run?' There is possibly a preponderance from West to East, but really, rivers in Britain run every which way, and many change direction as they go.
Yes, just a few. Great Britain and its isles has a total of 1182 named rivers. The United Kingdom has a total of 1319 named rivers. Great Britain comprises of England, Scotland and Wales. The United Kingdom comprises of England, Scotland, Wales and Northern Ireland.
English
Great Britain was one of the main Allied powers.
They ran on water power
Gordon Brown
London
Great Britain was one of the main Allied powers.
St Helier
American colonists did not think that they were being treated fairly by Great Britain.
what is the main reason great Britain has not been successfully invaded since the Norman Conquest of 1066