High Quality Content by WIKIPEDIA articles! In general, the term White Terror refers to acts of violence carried out by reactionary (usually monarchist or conservative) groups as part of a counter-revolution. In particular, during the 20th century, in several countries the term White Terror was applied to acts of violence against real or suspected socialists and communists. The name derives from the traditional use of the colour white as a symbol of the Bourbon monarchy, as opposed to the red used by revolutionaries/republicans as in their Phrygian caps and red flag.