Many regiments at some point of the Civil War carried one-of-a-kind flags that showcased their one-of-a-kind unit insignia

https://collinielv260.talesignal.com/posts/connecting-generations-through-history-teaching-kids-about-civil-war-flags

Many regiments at some stage in the Civil War carried distinguished flags that showcased their targeted unit insignia, fostering camaraderie and pride among infantrymen at the battlefield.