Union of Soviet Socialist Republics (U.S.S.R.). The U.S.S.R. formed the largest (by area) country in the world. It stret
Union of Soviet Socialist Republics (U.S.S.R.) The U.S.S.R. formed the largest (by area) country in the world. It stretched from the Baltic and Black seas to the Pacific Ocean. Its exact area and borders of the lands it controlled changed during its history, but in its later days it included 15 Soviet Socialist Republics (S.S.R.) that are now independent nations. Can you correctly identify those fifteen nations* below? *Note: nations are spelled as they are spelled today, not as they were while they were S.S.R.s.