Chetniks opposition to Guerrillas during the Civil War in Yugoslavia took place not only on battle fields. Information war between two branches of Opposition was one of the components of race for power in the state occupied by the "Axis" countries. All this was supplemented with the difficulties connected with the political pressure put by Great Powers, especially by Great Britain and the USSR, inter-confessional and international problems existing in the formerly indivisible kingdom.

Key words: Chetniks, guerrillas, information war, geopolitics, Yugoslavia.