The document summarizes key battles and events of the American Civil War from 1862 to 1865. It describes several major Union defeats in 1862 followed by a Union victory at Gettysburg in 1863 that marked a turning point. It also discusses Grant's capture of Vicksburg on July 4, 1863, Sherman's March to the Sea in 1864, and Lee's surrender to Grant at Appomattox Court House in April 1865, which ended the war. The war resulted in over 600,000 casualties and reunited the nation while abolishing slavery.