Yes, it has been IMMINENT since they started their religion in the late 1800's
When they argue that there organisation consists of people and people are not perfect I like to use a verse from their bible version against them,
Deuteronomy 18:20-22
“‘However, the prophet who presumes to speak in my name a word that I have not commanded him to speak or who speaks in the name of other gods, that prophet must die. 21 And in case you should say in your heart: “How shall we know the word that Jehovah has not spoken?” 22 when the prophet speaks in the name of Jehovah and the word does not occur or come true, that is the word that Jehovah did not speak."
A timeline of failed prophecies:
Truth about Jehovah's Witnesses