| The shelling of Fort Sumter caught the U.S. Army unprepared for war. |
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| Because the budget impasse threatened to close Fort Sumter, about 70 Union Army re-enactors who had been scheduled to take up positions at the garrison in Charleston harbor on Friday were obliged to encamp elsewhere. |
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| Waving over Fort Sumter, with Charleston Harbor and a cloudy blue sky for a background, was a flag of seven red, white, and black stripes, one for each of the seceded states. |
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| On April 12, Lincoln's order to resupply Fort Sumter in Charleston Harbor in South Carolina led to actual combat as General Pierre G. T. Beauregard ordered Confederate batteries to fire on the fort. |
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| On April 12, 1861, the Confederates opened fire on Fort Sumter, South Carolina, and President Lincoln called for 75.000 volunteers to re-establish the supremacy of the Union on the seceding States. |
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| Virginia voted to secede from the United States on April 17, 1861, after the Battle of Fort Sumter and Abraham Lincoln's call for volunteers. |
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| Shortly after, the Civil War began when Confederate forces attacked the US Army's Fort Sumter. |
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| When the southern forces attacked a US Army installation at Fort Sumter, the American Civil War began and four additional slave states seceded. |
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| Hostilities began on April 12, 1861, when Confederate forces fired upon Fort Sumter. |
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| The attack on Fort Sumter rallied the North to the defense of American nationalism. |
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