United Soviet Kingdom

USK on the RaptureTale Wiki: 

The United Soviet Kingdom is a nation with heavy influence in the grand scheme of the world. Formed during the 1980s, the U.S.K primarily focused upon a refined socialist doctrine, implementing laws and such to better equality within its borders.

The U.S.K is a member of the European Union, and has made several agreements with the Baltic Empire of Astros over the course of its history.