USA HISTORY

Detailed explanation-1: -The first land battle of the Civil War was fought on July 21, 1861, just 30 miles from Washington-close enough for U.S. senators to witness the battle in person. Southerners called it the Battle of Manassas, after the closest town.

Detailed explanation-2: -Fort Sumter, an island fortification located in Charleston Harbor, South Carolina, is most famous for being the site of the first battle of the American Civil War.

Detailed explanation-3: -The image is often identified as Fort Totten, built as part of the Northern Defenses in Fall 1861. During the Civil War, the U.S. Army constructed an elaborate system of fortifications to protect the capital. By war’s end, Washington D.C. was one of the most heavily fortified cities in the world.

Detailed explanation-4: -After several generations of imperial rivalry, the construction of Fort Duquesne triggered the French and Indian War between the British and French in 1754. Despite the fort’s small size, poor construction, and underwhelming force, its power was in its location.