A report showing the Success Rates of Terrorists/ Terrorist attacks by many variables all around the world
See https://www.start.umd.edu/gtd/ for more details
Geography: Worldwide
Time period: 1970-2017, except 1993
Unit of analysis: Attack
Variables: >100 variables on location, tactics, perpetrators, targets, and outcomes
Sources: Unclassified media articles (Note: Please interpret changes over time with caution. Global patterns are driven by diverse trends in particular regions, and data collection is influenced by fluctuations in access to media coverage over both time and place.)
Definition of terrorism:
"The threatened or actual use of illegal force and violence by a non-state actor to attain a political, economic, religious, or social goal through fear, coercion, or intimidation."