1) Disputed island 
Shikotan (Russian: Шикотан; Japanese: 色丹島; シコタン or シコタヌ), also known as Shpanberg (after Martin Spangberg), is one of the bigger islands of the Kuril Islands, which are part of the Russian Federation. It is one of the four southernmost islands over which Japan maintains a claim. It is one of the islands (along with the...