Which of the following countries was the final nation to leave the U.S.S.R.?
Answer Kazakhstan
Starting in 1990, Soviet republics began leaving the U.S.S.R. The final nation to officially leave the U.S.S.R. was Kazakhstan, which left on December 16, 1991, ten days before the dissolution of the U.S.S.R. as an entity.
Asked by Darrell Rowe · Last updated 5 years ago · 41.9K views · SOURCE