Islands:

Now, for another geography question — this one shouldn’t be too hard or esoteric — with an extra credit history question.

First, the basic question: Which islands are split among two or more countries? Exclude islands with an area of 2500 square miles or less. Don’t count military bases and embassies. And exclude islands on which a rebel force exercises de facto control over part of the territory, but without broad international recognition (Cyprus is the classic example). My tentative answer:

([Click here to show.])

Second, the extra credit: If you go back to 1925, what other islands would meet this criterion? Exclude islands that were under mixed control because of relatively brief periods of warfare (say, under five years).

([Click here to show the tentative list I have so far.])