Here are some quotes from Rev book. Seach 1919 on your wts cd and you'll find lots.
Revelation book -
chapter 27 par.25
"In the wilderness, Jehovah brought forth the Israelites as a nation, providing for them spiritually and physically. Similarly, starting in 1919, Jehovah brought forth the seed of the woman as a spiritual nation...Rather, this new nation is made up of the remnant of anointed witnesses on earth, who were brought into a glorious spiritual estate in 1919.
Chapter 12 par. 18
"In 1919 Jesus fulfilled his promise and recognized the small band of genuine anointed Christians as his “faithful and discreet slave
Chapter 30 par.3
"Why, Israel was freed to return to its homeland and restore true worship there! So the restoration of spiritual Israel in 1919 to a radiant spiritual prosperity, which continues and expands to this day, stands as evidence that Babylon the Great fell in that year.
Chapter 25 par. 25
"Christendom tried again and again to repeat her triumph of 1918. She resorted to mob action, legal maneuvering, imprisonment, even executions—all to no avail! After 1919 the spiritual domain of the two witnesses was out of her reach. In that year Jehovah had said to them: “Come on up here,” and they had ascended to an elevated spiritual state where their enemies could see them but could not touch them