I will write about Britain. Britain consists of Wales, Sccotland, North Irland, England. A formal name of Britain is United Kingdom of Great Britain and Northen Irland.
I have a image that Britain was strong in war. Especially, there was very strong in the first world war. Britain suceeded industrial revolution first.
Then there traded with many countries.
A famous war about Britain is The battle of Waterloo. Another name of tha war is Napoleonic wars. This battle was between Britain and France. Britain won this battle.
