 Complete the following phrase:  The 4th U.S. Artillery, Battery E was an artillery battery that served in the Union Army during the American Civil War. The unit fought at the battles of Kernstown, Port Republic, Rappahannock Station, Second Bull Run, Chantilly, Antietam, and Fredericksburg in 1862. The battery transferred to the Cavalry Corps where it served for the rest of the war. In 1863, 4th U.S. Artillery, Battery E fought at Chancellorsville, Gettysburg, Culpeper, 