Final Exam Timeline By Schugsta Feb 2, 1848 Mexican war ends Sep 9, 1850 California Becomes a State Dec 20, 1860 South Carolina seceeds from the Union Apr 12, 1861 Attack on Ft. Sumter Jul 3, 1863 Battle of Gettysburg Apr 9, 1865 Robert E. Lee surrenders to end the Civil War Apr 14, 1865 Abraham Lincoln is assassinated Feb 24, 1868 President Andrew Johnson is impeached Jan 27, 1880 Thomas edison invents the light bulb Dec 29, 1890 Battle of Wounded Knee