In the usual way - by issuing a declaration of war.
declare war on Germany
1939
poland
When Germany invaded Poland, France and England declared war on Germany, this started WWll
in 1915 (If Wrong Pleas ChangE)
6th august 1914
France and Britain had promised to declare war if Germany tried to obtain anymore territory. And they kept that promise when Poland was invaded.
i wanty the answering
Great Britain and France declared war on Germany in 1939, because germany had invaded land that Great britain had to protect for france.
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 England and France declare war on who? Please clarify.
England did not declare war on Germany. Great Britain did. England is not an independent nation. Nonetheless the Answer is still Poland.