The Confederate Navy followed explicit flags to indicate its ships' allegiance

https://jeffreypmty481.lakeviewbrief.com/posts/local-shops-and-online-stores-where-to-buy-civil-war-flags-today-3

The Confederate Navy followed one-of-a-kind flags to signify its ships' allegiance and aim; those designs had been critical for identity amidst chaotic naval engagements.