The United Kingdom joined World War I after Germany violated Belgian neutrality via invasion. In the same treaty that Germany signed, the UK promised to defend Belgium if attacked. There is also the semi-alliance Britain was in with France and Russia, who had joined the war.
World War 1: The UK, and Japan. World War 2: The UK, and Russia.
Yes. Both of them.
209,85 people went into world war one from the uk
No
Dangerous
Austria ,uk
World War 1 and World War 2 and I think elections.
* NOTHING CHANGED!!
Holland
the league of nations was established.
uk
UK got attacked by Russians and the Canadians were a part of the UK