What audio technology was used to direct troops on a battlefield in the revolutionary war?

In terms of the Revolutionary War, the most common flintlock rifle was the Brown Bess muzzle-loading smoothbore musket. It was a British weapon but it was used heavily by both British troops and American colonists alike.

to it’s stable government, it has been able to accept refugees from somalia and south sudan. (apex)

the enslaved people onboard suffered from illness with some frequency