The legend of the Trojan Horse symbolizes the cunning and deception often inherent in warfare. It illustrates the theme of subterfuge, where victory is achieved not solely through physical strength but also through intelligence and strategic planning. The Greeks used the horse as a ruse to infiltrate the fortified city of Troy, leading to its downfall. This story also represents the broader concept of how trust can be manipulated in times of conflict, highlighting the darker aspects of human nature during war.