Final answer:
During the Civil War, Confederate flags stood for oppression and fear to Black Americans. The flag represented the continuation of slavery and the denial of their freedom and rights.
Step-by-step explanation:
During the time of the Civil War, Confederate flags stood for oppression and fear to Black Americans. The Confederate nationalism that emerged during this period was built on the foundation of slavery, with the belief that African Americans were not equal to white Americans.
For Black Americans, the Confederate flag represented the continuation of slavery and the denial of their freedom and rights. It symbolized the racist ideology and the brutal treatment they endured under the Confederate states.