WW1. WW2, Korean War, VIetnam War JFK Assasination, MLK Assasination, RFK Assasination, earthquakes, tornadoes, tsunamis. Columbine school tragedy, Sept. 11 attack, Pearl Harbor attack.
Mention all these things to your dad and as him if the Dubs mentioned those occurences as being a sign of the times, he'll be a little hesitant to answer because the answer is YES.
Interesting that he mentions that no man knows the day nor hour yet the Dubs have been predicting doom and gloom ever since that drunken CW Russell came out of one of his drunken stupors and created the JWs.