OK, guys while Sven is missing, if nobody minds, I'll ask a quickie to keep things going.  If Sven turns up, I'll let him go.  If you think I am out of line, just tell me and I will impatiently wait like everyone else.
So here's the quickie.  Only one US territory which became a state was invaded and later abandoned by Japan.  What was the name of that state, and what did the Japanese leave behind that immeasurably helped the US war effort?
Dean.