The Battle of Fort Sumter triggered the beginning of the Civil War.

The Battle of Fort Sumter signified the onset of the Civil War, a crucial turning point in American history. Taking place on April 12, 1861, it represented the inaugural military clash between Union and Confederate troops. The Confederate artillery assault on the fort, which resulted in its surrender, epitomized the rising tensions between the North and South over contentious issues like slavery and states' rights. This incident energized both factions, leading the North to rally its forces while reinforcing the South's resolve to defend its autonomy. The battle initiated a conflict that would transform the United States for many years ahead.