You will see that this book by Fr. Hebert sounds very much like our current world situation.
Fr. Albert J. Hebert received the Nihil Obstat and Imprimatur, which means the book is free of doctrinal and moral error.
The objective of this book is not to instill fear, but to alert you to such a situation.
Please, read this short book HERE
It is well worth your time and will help you prepare.