1914
France entered WWII because of a defensive pact woth Poland. Because Germany declared War on Poland, France declared war on Germany. If Germany had declared war on France first, then Poland would have declared war on germany. -Feewet
They declared war on Germany with France. I don't know the date.
September 1st 1939 Germany declared war on Poland. To honour the treaty between Poland, France and UK, France and UK declared war on Germany.
France and Britain declared war on Germany.
September 1, 1939. Germany invaded Poland. Great Britain and France declared war on Germany.
In World War 2?
France never declared war on the US. it was part of the allies. Germany, Italy & Japan declared war in 1941-1942 on the US
When did England and France declare war on who? Please clarify.
France. Germany and France share a border.
Germany (Prussia) and France declared war on each other in 1870 during the Franco-Prussian War 1870-1871.
England and France declared war on Germany on 3 September 1939 because Germany had invaded Poland and both England and France were committed to support Poland.
August 4 1914, after Germany did not withdraw from Belgium, Great Britain declared war on Germany.