England never really "joined" the United Kingdom, rather other countries joined England to form the UK.
Originally the countries of England, Scotland and Wales united to form Great Britain - the largest island of the British Isles.
The name "United Kingdom of Great Britain and Northern Ireland" was introduced in 1927 by the Royal and Parliamentary Titles Act to reflect the granting of independence to the Irish Free State in 1922, which left Northern Ireland as the only part of the island of Ireland still within the UK.
Why Did The UK Join . Join what?
The UK is comprised of England, Scotland, Wales and Northern Ireland.
worldwide
When two independent countries join together to achieve a goal, it is typically referred to as a bilateral agreement or a treaty for cooperation.
Religion; Law
No Only the Countries that Paid to Join, Only more or less the richer european countries are allowed e.g the UK
When countries join together, they form an alliance. Alliances can be for trade, militrism and other things etc.
Because the UK government has a policy to not join Schengen.
By offering countries a way to join together to address international problems.
You need to re-write this so we can understand,please.
USA, UK, USSR, France, and China. They all joined in 1946 when the United Nations was founded.
Nationalism inspired the creation of new countries because it caused kingdoms to join together to achieve independence and developed a sense of pride.