Historical clue formulations

• Military mind game, for short — 2025-09-29
• Campaign of mind games, in brief — 2024-09-29
• Campaign to influence emotions and morale, informally — 2023-06-15
• "Hearts and minds" military maneuver, briefly — 2016-11-21
• Military initiative that seeks to influence the enemy's mind, informally — 2015-09-28