Why did Great Britain declare war on Germany during WW1? Great Britain declared war on Germany because of Germany's invasion of the neutral country of Belgium. The British declared war on August 4, 1914. Why was Britain at war with Germany? Britain went to war against Germany in August 19...
The aim of this operation is to eliminate Great Britain as a base from which the war against Germany can be fought, and, if necessary, the island will be completely occupied.On 19 Jul, Hitler made one last attempt for a negotiated peace, stating at the Reichstag that "... it is my d...