Question: who was the president of the union army
Answer: burg Raid Mississippi River Peninsula Shiloh Jackson 's Valley Campaign Second Bull Run South Mountain Antietam Hartsville Fredericksburg Stones River Chancellorsville Gettysburg Champion Hill Vicksburg siege Corydon Chickamauga Chattanooga Wilderness Atlanta Spotsylvania Sabine Pass New Hope Church Pickett 's Mill Cold Harbor Plymouth Fort Pillow Petersburg siege Kennesaw Mountain Jonesborough Franklin Nashville Appomattox Court House Commanders Commander - in - Chief 16th President of the United States - Abraham Lincoln ( 1861 - 1865 ) 17th President Andrew Johnson ( 1865 ) General - in - Chief 1st : Winfield Scott 2nd : George B.