The FBI's top secret union encounter files of justification.
I think they are still used and relevant today because people know that they are very significant. people take that they were written long ago into consideration and that makes it more valuable
Tokyo is the answer you are looking for. The second best answer is Lisbon, but Spain (from Hitler's point of view) did not need to be invaded. It was a fascist country and it likely had nothing he wanted. When you think of Hitler's needs, think oil oil oil and more oil. That's basically why he invaded Russia which was the most horrific part of WWII next to the Holocaust.
Fighting between France and England in Flanders