Japan was the first country to break its silence after the full-scale invasion of Ukraine last year. Tokyo said of the Kuril Islands that it was “completely unacceptable that the Northern Territories have yet to be returned since the Soviet Union’s illegal occupation of them 77 years ago”. That annexation saw the expulsion of Japanese people from the southern islands, and since then, the countries have failed to reach a compromise. Talks broke down when Putin showed he was not willing to share lands but only to gain new ones. Then China started drawing maps marking part of Siberia and...