Troop engagements of the American Civil War, 1861 be the Confederate Territory of Arizona and raised several militia companies, which fought several skirmishes with both the Union forces remaining in the territory and the Apache tribes. Troop engagements of the American Civil War, 1861 The following is a list of engagements that took place in 1861 during the American Civil War. The war started on April 12 when Confederate forces commanded by General P. G. T. Beauregard opened fire on the Union garrison of Fort Sumter in the harbor of Charleston, South Carolina; after a thirty-four-hour bombardment, the Union garrison surrendered. There had been no casualties during the
Fort Sumter fort. When the Civil War ended, Fort Sumter was in ruins. The U.S. Army worked to restore it as a useful military installation. The damaged walls were re-leveled to a lower height and partially rebuilt. The third tier of gun emplacements was removed. Eleven of the original first-tier gun rooms were restored with 100-pounder Parrott rifles. From 1876 to 1897, Fort Sumter was used only as an unmanned lighthouse station. The start of the Spanish–American War prompted renewed interest in its military use and reconstruction commenced on the facilities that had further eroded over time. A new massive concrete blockhouse-style