Khrushchev, enjoying a short-lived post-Stalin economic boom in the early 1960s, did proclaim that the Soviet Union would achieve communism by 1980: https://en

Khrushchev, enjoying a short-lived post-Stalin economic boom in the early 1960s, did proclaim that the Soviet Union would achieve communism by 1980: https://en.wikipedia.org/wiki/Communism_in_20_years https://en.wikipedia.org/wiki/Communism_in_20_years So for a while there was an actual date attached to the constitutional goal. I believe the deadline was quietly buried by his stagnation-oriented successors, but I’m not sure.