A blatant society lie. There were many more war related deaths before 1914 than after. Not too mention plagues in the middle ages were terrible, much worse than anything we have ever experienced after 1914. There is also no increase in earthquakes. Famines were also much deadlier before 1914.
Please read these pages: http://www.jwfacts.com/watchtower/last-days.php and http://www.jwfacts.com/watchtower/earthquakes.php