The UK

 The United Kingdom of Great Britain and Northern Ireland

The official name of the country is the United Kingdom of Great Britain and Northern Ireland. 

It is made up of four countries - England, Wales, Scotland and Northern Ireland.

These countries share citizenship, the armed forces, money, parliament and the capital - London.

People from the UK are called the British.

Great Britain is made up of three countries - England, Wales and Scotland. People who live in England are the English, people from Wales, the Welsh, people from Scotland are Scottish and people from Northern Ireland are Irish.

The head of the UK is King Charles III. He has been the head of the country since 2022. 

The Prime Minister is Rishi Sunak. He has been the head of parliament since 2022 as well.

The official language is English.