Short answers, pulled from the story.
The term terrorism originated during the Reign of Terror that began in 1793. It was originally a self-description used by the Jacobin Club to justify their violent purge of political enemies.
The Irish Republican Brotherhood was the first organization to employ modern terrorist techniques. This group was founded in 1858 and initiated the Fenian dynamite campaign in 1881.
David C. Rapoport published the seminal article Fear and Trembling in 1984. This article challenged the view that terrorism was solely a product of 19th-century revolutionary politics.
Only 16 percent of terrorists come from impoverished families according to a 2007 study by economist Alan B. Krueger. This finding contradicts the popular belief that terrorists are typically economically desperate.
The percentage of media attention for terrorism ranges from 33 to 35 percent. This figure is much greater than the percentage of deaths caused by terrorism, which is less than 0.01 percent.
Most terrorist groups end by converting to nonviolent political actions. Researchers Jones and Libicki found that 43 percent of groups that ended converted to nonviolent political actions.