Flags had been once in a while used as rallying issues in the course of battles; soldiers may collect around their shades for morale

https://andreioqm655.capitaljays.com/posts/civil-war-flag-battles-famous-engagements-and-their-banners

Flags were now and again used as rallying factors all through battles; infantrymen may gather round their colors for morale fortify whilst faced with overwhelming odds.