The WT can deny it all they want. I was there I I witness it first hand. It was not just the R&F dub that believe this, it was pushed by the society at the time. One quote from many is the Oct 8th 1968 Awake,
What do they mean when they say in 1968, "It means that only a few years, at most, remain before the corrupt system of things dominating the earth is destroyed by God."?