War

War is a complex social phenomenon, characterised by organised and reciprocal violence between social units. In his seminal work “On War”, Carl Von Clausewitz calls war the “continuation of political intercourse, carried on with other means.” War is thus an alternative (and violent) form of political interaction in which two or more groups have a “struggle of wills”. War is different from murder, terrorism or genocide because of the reciprocal nature of the struggle, and the organized and... full article at wikipedia