The_african_zulu_drummer_african_military_war_d... Link

The relentless, booming sound of war drums was used to intimidate enemies and boost the morale of Zulu warriors, acting as a rhythmic pulse of a unified force.

In the thick of battle, auditory signals were crucial. Drums, along with specific whistling and vocal commands, allowed commanders to communicate changes in strategy to troops over wide, chaotic areas. the_african_zulu_drummer_african_military_war_d...

The iconic tactics involved a "chest" to confront the enemy directly, "horns" to surround them, and "loins" held in reserve. The relentless, booming sound of war drums was