Washington, D.C., in the American Civil War Washington, D.C., in the American Civil War Washington, D.C., during the American Civil War was the nerve-center of the Union war effort, which rapidly turned it from a small city into a major capital with a full civic infrastructure and strong defenses. The shock of Union defeat at First Bull Run, with demoralized troops wandering the streets of the capital, caused President Lincoln to order extensive fortifications and a large garrison. This required an influx of troops, military suppliers and building contractors, which would set up a new demand for accommodation, including military hospitals. The abolition of slavery in D.C.
Diplomacy of the American Civil War Diplomacy of the American Civil War The diplomacy of the American Civil War involved the relations of the United States of America and the Confederate States of America with the major world powers during the American Civil War of 1861–1865. The United States successfully prevented other powers from recognizing the Confederacy, which counted heavily on Britain and France to enter the war on its side to maintain their supply of cotton and to weaken a growing opponent. Every nation was officially neutral throughout the war, and none formally recognized the Confederacy. The major nations all recognized that the Confederacy had