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Nazi Germany entered Poland on September 2, 1939. Prime-minister Nevil Chamberlain issued an ultimatum to Adolf Hitler that if Poland were attacked, Great Britain would come to her aid.

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Q: Which event forced Great Britain to declare war on Germany in 1939?
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Why did great Britain declar war on Germany?

Why did Great Britain declare war on Germany? Great Britain declared war on Germany because German tanks forced their way across the Polish border on august 4th 1914


What event made Great Britain declare war in World War 2?

Germany was TOO imperialistic, and they forced Britain into the war.


Why did you declare war on Germany and not Great Britain?

Great Britain and the United States were allies to defeat Germany so the US would not attack Great Britain.


Why does Great Britain declare war on Germany?

To response to Germany invasion of Belgium.


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When did France and great Britain declare war against Germany and why?

Great Britain and France declared war on Germany in 1939, because germany had invaded land that Great britain had to protect for france.


When did great Britain and France declare war against Germany and why?

Great Britain and France declared war on Germany in 1939, because germany had invaded land that Great britain had to protect for france.


What event Cause Great Britain to declare war on Germany?

The event was Germany invading Poland.


Why did the England declare war on Germany?

The English did not declare war on Germany, Great Britaindeclared war on Germany because Germany had invaded other European countries with which Great Britain had a mutual defense agreement.


What was the effects of the German Poland in 1939?

It caused Great Britain and France to declare war on Germany.


The event which led to England and France to declare war on Germany in 1939 was Germany's invasion of what?

England did not declare war on Germany. Great Britain did. England is not an independent nation. Nonetheless the Answer is still Poland.


What did Germany do to cause great Britain and France to declare war on them?

When Germany invaded Poland, France and England declared war on Germany, this started WWll