An interesting article published by the Daily Dot, shows that some of the most intense internet trolls may in fact be foreign spies.
” Drawing from numerous academic fields, including anthropology, psychology, and even biology, the manual shows that GCHQ engages in large-scale institutionalized online discrediting attacks against suspects, who aren’t necessarily terrorists. It’s essentially a modern, online counterpart to COINTELPRO, the FBI’s notorious smear program used to harass Martin Luther King, Jr. until his death in 1968.”
More: http://www.dailydot.com/politics/gchq-biggest-trolls-nsa-edward-snowden-jtrig/