1973 - Catastrophic BLEVE (Boiling Liquid Expanding Vapor Explosion) in Kingman, Arizona, following a fire that broke out as propane was being transferred from a railroad car to a storage tank, kills 11 firefighters. This explosion has become a classic incident studied in fire department training programs worldwide.
1987 - First instance of the LTTE using suicide attacks on Sri Lankan Army. The Black Tigers are born and in the following years continue to use it to deadly effect.