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German troops invaded Poland on September 1st 1939. On September 3rd, Britain and France declared war on Germany. Germany then went on to attack many other European countries including Norway, Denmark, Holland, Belgium, France, Luxemburg, Britain, Russia and many more Baltic and East European countries.

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13y ago
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13y ago

Hitler and his SS assaulted and captured Poland, which sparked war between Britain and the Nazis.

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11y ago

the invasion of France

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11y ago

poland

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Poland

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Q: What action caused great Britain to declare war on Germany ww2?
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Related questions

The invasion of what country caused Britain and France to declare war on Germany?

The 1939 invasion of Poland caused Britain to declare war on Germany, which started WWII.


What was the effects of the German Poland in 1939?

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


Which country did Germany attack on it's way to France which caused great Britain to declare war?

Belgium .


What major event caused the allied powers to declare war against Germany?

Germany invaded Poland privacy and the allies France and Britain declared war


Whta did start world war 2?

Simple answer, Germany invaded Poland in September 1939 which caused Britain and France to declare war on Germany. There you have it, start of WW2.


Why do still the experts not knows the war2 trigger?

The experts do know one of the triggers that caused World War 2. It was because of Germany's invasion of Poland that caused France and Britain to declare war.


What German action on September 11939 caused Britain and France to declare war on Germany?

Hitler had been expanding into the Sudetenland and other areas of Europe, Britain had told Hitler that a line would be drawn in Poland. Any attempt to invade Poland by Germany would result in war. On September 1st Hitler did just that and consequently war broke out.


What events caused Britain to fight World War 1?

Who assassinated the above leader in world war 1


What was happening in Europe that caused the US to declare war on Germany?

The US did not declare war on Germany. Germany declared war on the US shortly after the Japanese attack on Hawaii.


What caused England to declare war and start World War 2?

because Neville chamberlain sent a message to Hitler by radio telling him if he didn't get out of Poland by 11 am on September 1st we would declare war he did not get out of Poland so we did declare war.


What caused France and Great Britain to end their policy to appeasement and declare war on Germany?

The German invasion of Poland... complements of THE DENNIS JONESGermany invading Polandthe German invasion of Poland


What was the effect of the German invasion of Poland in 1939?

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