Put a bunch of artillery in France with some mechs in w Germany. You should be able to push off an allied invasion.
Italy can usually afford a lot of infantry and may need them.
Those who base there strategy on declaring war early are depending on the allied player not wanting to play a long match. They want you to throw in the towel in early rounds…keep playing and the allies will win.
What does cow have to say about this? Usually the longer japan delays, the more money the allies make and the better the long game will be for them.
Why start new threads about J1? I already have a thread for this.