Flags were on occasion used as rallying facets all over battles; squaddies might gather around their colorings for morale

https://zionitwe861.clearminster.com/posts/flags-as-historical-artifacts-insights-into-the-civil-war-era-2

Flags were many times used as rallying points in the time of battles; squaddies may acquire around their colors for morale fortify whilst faced with overwhelming odds.