Battle of Fort Sumter It is considered the first official battle of the Civil War, marking the start of open hostilities between the Union and the Confederacy.

The Battle of Fort Sumter is recognized as the first official battle of the American Civil War, occurring in April 1861. This pivotal confrontation marked the beginning of open hostilities between the Union and Confederate forces. Following rising tensions and the secession of several Southern states, Confederate artillery opened fire on the fort, leading to its surrender after a 34-hour bombardment. The fall of Fort Sumter galvanized both sides, rallying support for the Confederacy and prompting a strong response from the Union. This battle set the stage for the extensive and brutal conflict that would follow over the next four years.