The American Civil War (1861-1865) featured numerous significant battles between the Union and Confederate forces. Key battles included the Battle of Gettysburg, which marked a turning point in the war, and the Battle of Antietam, known for being the bloodiest single day in American history. These confrontations were crucial in determining the outcome of the war and the future of the nation. Battles were often fought over strategic locations, resources, and political control. The Battle of Bull Run showcased the initial enthusiasm for the war, while the Siege of Vicksburg demonstrated the importance of controlling the Mississippi River. Each battle contributed to the overall narrative of the conflict and its impact on American society.