The way of life of flying flags dates returned centuries, serving as a way of communication on battlefields

https://franciscoidic662.terracolumn.com/posts/why-flying-one-flag-sparks-outrage-while-others-are-celebrated-2

The way of life of flying flags dates to come back centuries, serving as a way of communique on battlefields. They conveyed messages of allegiance and victory, permitting armies to coordinate activities and thoughts with out verbal communication.