The Confederate combat flag, characteristically known through its one-of-a-kind blue saltire in opposition to a red subject

https://gregoryvqbt875.northstarcolumn.com/posts/reenactors-and-their-favorite-civil-war-flags-a-community-perspective

The Confederate battle flag, oftentimes known via its targeted blue saltire opposed to a purple discipline, grew to be a lasting image of Southern pride and history, inspite of its controversial connotations.