Terrorism is the systematic use of violence as a means of coercion for political purposes. In the international community, terrorism has no legally binding, criminal law definition. Common definitions of terrorism refer only to those violent acts which are intended to create fear (terror); are perpetrated for a religious, political, or ideological goal; and deliberately target or disregard the safety ofnon-combatants (civilians). Some definitions now include acts of unlawful violence and war. The use of similar tactics by criminal organizations for protection rackets or to enforce a code of silence is usually not labeled terrorism, though these same actions may be labeled terrorism when done by a politically motivated group. Usage of the term has also been criticized for its frequent undue equating with Islamism or jihadism, while ignoring non-Islamic organizations or individuals.
The word "terrorism" is politically loaded and emotionally charged, and this greatly compounds the difficulty of providing a precise definition. Studies have found over 100 definitions of "terrorism". In some cases, the same group may be described as "freedom fighters" by its supporters and considered to be terrorists by its opponents. The concept of terrorism may be controversial as it is often used by state authorities (and individuals with access to state support) to delegitimize political or other opponents, and potentially legitimize the state's own use of armed force against opponents (such use of force may be described as "terror" by opponents of the state). At the same time, the reverse may also take place when states perpetrate or are accused of perpetrating state terrorism.
Terrorism has been practiced by a broad array of political organizations to further their objectives. It has been practiced by both right-wing and left-wing political parties, nationalistic groups, religious groups, revolutionaries, and ruling governments. An abiding characteristic is the