Terrorism
Terrorism is, in the broadest sense, the use of intentionally indiscriminate violence as a means to create terror among masses of people; or fear to achieve a religious or political aim. It is used in this regard primarily to refer to violence during peacetime or in war against non-combatants. The terms "terrorist" and "terrorism" originated during the French Revolution of the late 18th century but gained mainstream popularity during the U.S. presidency of Ronald Reagan (1981–89) after the 1983 Beirut barracks bombings and again after the 2001 September 11 attacks and the 2002 Bali bombings.
Definitions of terrorism
To elaborate an effective legal regime to prevent and punish international terrorism—rather than only working on a single, all-encompassing, comprehensive definition of terrorism—the international community has also adopted a "...'sectoral' approach aimed at identifying offences seen as belonging to the activities of terrorists and working out treaties in order to deal with specific categories thereof". The treaties that follow this approach focus on the wrongful nature of terrorist activities rather than on their intent: