Question

What act caused Britain to declare war?

Answer 1

Answer:

The British Empire declared war on the German Empire on 4 August 1914. The declaration was a result of German refusal to remove troops from neutral Belgium. In 1839 the United Kingdom, France, and Prussia (the predecessor of the German Empire) had signed the Treaty of London which guaranteed Belgium sovereignty.

Explanation:

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Answer 2

The British Empire declared war on the German Empire on 4 August 1914. The declaration was a result of German refusal to remove troops from neutral Belgium. In 1839 the United Kingdom, France, and Prussia (the predecessor of the German Empire) had signed the Treaty of London which guaranteed Belgium sovereignty.