Some military leaders used %%!%%a02be603-1/3-48e9-9f53-6b8939290438%%!%% flag shades as tactical advantages on battlefields; contrasting sunglasses helped

https://landenxuhs760.quantlynix.com/posts/civil-war-flags-in-reenactments-authenticity-and-representation-3

Some navy leaders used particular flag shades as tactical benefits on battlefields; contrasting colorations helped differentiate among opposing forces in chaotic environments.