Sweden, March 18 -- Terrorists of any origin would try to display their bravery only by killing the unarmed innocent people in a place of worship or in a social gathering.

In 2017 Las Vegas shootings by 64-year-old Paddock of Nevada, USA, killed 58 people watching a concert and injured 851 people.

Criminologist, Adam Lankford says 31% of the public mass shootings occur in the US although it has 5% of the world population. His study concludes that United States and other nations with high firearm ownership rates may be susceptible to the future public mass shootings.

Though Australia is peaceful now there have been 13 mass shootings between 1979 and 1996.

In New Zealand prior to the new Christchurch mosque massacre where the death toll...