The document provides an overview of important battles and events during the American Civil War from 1861 to 1865. It discusses several early battles including Fort Sumter, Bull Run, and the use of ironclads. Major battles like Shiloh, Antietam, Fredericksburg, Chancellorsville, Gettysburg, Vicksburg, Chickamauga, and Petersburg are also summarized along with key generals and their campaigns. Dates are provided to give context to the progression of major military engagements over the four year period of the Civil War.