Terrorism
Terrorist acts frequently have a political purpose. Some official, governmental definitions of terrorism use the criterion of the illegitimacy or unlawfulness of the act. to distinguish between actions authorized by a government (and thus "lawful") and those of other actors, including individuals and small groups. For example, carrying out a strategic bombing on an enemy city, which is designed to affect civilian support for a cause, would not be considered terrorism if it were authorized by a government. This criterion is inherently problematic and is not universally accepted, because: it denies the existence of state terrorism. An associated term is violent non-state actor.
Definitions of terrorism
There is no universal agreement on the definition of terrorism. Various legal systems and government agencies use different definitions. Moreover, governments have been reluctant to formulate an agreed upon and legally binding definition. These difficulties arise from the fact that the term is politically and emotionally charged. In the United States of America, for example, Terrorism is defined in Title 22 Chapter 38 U.S. Code § 2656f as "premeditated, politically motivated violence perpetrated against noncombatant targets by subnational groups or clandestine agents."The following criteria of violence or threat of violence fall outside of the definition of terrorism: