21.   The dispute has prevented Tokyo and Moscow from concluding a peace treaty.

22.   The festering territorial dispute has long prevented the two nations from concluding a peace treaty.

23.   The territorial dispute has prevented the two countries from concluding a peace treaty, though their overall relations have improved in recent years.

24.   The simmering dispute has prevented the neighboring countries from establishing normal relations.

25.   The sovereignty dispute has prevented Tokyo and Moscow from concluding a peace treaty.

26.   The territorial dispute has prevented Russia and Japan from ever signing a formal peace treaty.

27.   The territorial dispute has prevented the two countries from concluding a peace treaty following the war, though their overall relations have improved in the past several years.

28.   The dispute has prevented Japan and Russia from signing a peace treaty.

29.   The dispute has prevented Moscow and Tokyo from signing a formal peace treaty and has held up large-scale Japanese economic aid for Russia.

30.   The dispute has long prevented Japan and Russia from concluding a peace treaty.