fort sumter

In the years before the start of the Civil War, marked by the Confederate attack on Fort Sumter, the U.S. military was already constructing defensive fortifications around major cities, often along...
The Civil War was the bloodiest and most destructive conflict in American history. From the beginning of the war in April 1861 to the end in April 1865, over 620,000 people were killed, about 100,000...