In the 1920s, the famous journalist Lincoln Steffens came to the Soviet Union and  I have seen the future, and it works.
The Soviet Union refused to let Steffens in during the 1920s.
mnli hypothesis: The Soviet Union refused to let Steffens in during the 1920s. premise: In the 1920s, the famous journalist Lincoln Steffens came to the Soviet Union and  I have seen the future, and it works.