What is the difference between UK and Great Britain?
Quite often people uses the two interchangeable, however this is not correct. Great Britain is the official name of of England, Scotland and Wales. It does not include Northern Ireland. the UK on the other hand is the official name of the union between England, Scotland, Wales and Northern Ireland.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: What is the difference between UK and Great Britain?
### Input: 
### Response: Quite often people uses the two interchangeable, however this is not correct. Great Britain is the official name of of England, Scotland and Wales. It does not include Northern Ireland. the UK on the other hand is the official name of the union between England, Scotland, Wales and Northern Ireland.</s>