The document provides an overview of key events and campaigns of the American Civil War from 1861 to 1865, including initial Union and Confederate strategies, major battles like Bull Run, Antietam, Gettysburg, and in the Western Theater, as well as the emancipation of slaves and increasing total war tactics over the course of the war. Political developments are also summarized, such as Lincoln's issuance of the Emancipation Proclamation and his reelection in 1864.