You are correct, Selmer. Jerusalem was destroyed by Rome and then Rome was destroyed.
"On that day, when all the nations of the earth are gathered against her, I will make Jerusalem an immovable rock for all the nations. All who try to move it will injure themselves."
However, at that time in history, the Good News had not been spread over the Earth, that in itself the fulfilling of Bible prophecy our great grandparents would not have been able to comprehend.