Germany.
Poland
France. Germany and France share a border.
Yes, Germany was occupied by the Nazis in World War II, and so were Denmark, Norway, Finland, Poland, and Germany.+++The Nazis did not "invade" Germany: they were German, albeit coming to power in underhand ways and ruling their own country as a dictatorship.
Never. In World War 1 the Ottoman Turkish Empire was an ally of Germany. In World War 2 Turkey remained neutral, but in late January 1945 (!) made a nominal declaration of war on Germany.
During World War II, Germany did not invade Finland. As practical allies for much of the war, the two nations nevertheless fought against each other in 1944 and 1945 -- mostly in minor skirmishes in the far north area of Finland. This conflict arose after Finland had signed a separate peace with the Soviet Union, which was at the same time driving relentlessly into German territory.
No, Germany did not invade Spain during World War II. Spain remained neutral during the war.
No
No, Germany did not invade Spain during World War II. Spain remained neutral during the war and did not actively participate in the conflict.
Germany.
In 1944
During World war II
No.
yes
Poland
World War 1 Germany invaded Russia in 1917 after Russia backed out of the war. World War 2 Germany invaded Russia during the Second World War on June 22, 1941 Operation Barbarossa
they were against the USSR. So, when the USSR was with Germany, then Finland was on its own, then when the USSR was against Germany, Finland allied with Germany. Then when Finland surrendered to the USSR for a second time, Finland had to declare war on Germany.