The Battle of Antietam significantly impacted African American soldiers as it led to increased opportunities to fight more openly.

Following the battle, and particularly after the issuance of the Emancipation Proclamation, African Americans were encouraged to enlist in the Union Army. This marked a pivotal moment in the Civil War, as the Union recognized the importance of their contributions. The battle's outcome and the Proclamation helped shift public perception, paving the way for thousands of African Americans to serve bravely in combat roles, which was crucial for their fight for equality.