Short answers, pulled from the story.
Joseph Eggleston Johnston entered the world on the 3rd of February 1807 at Longwood House in Cherry Grove near Farmville Virginia. His family moved to Abingdon Virginia in 1811 where his father built a home named Panecillo.
Johnston attended the United States Military Academy starting in 1825 after being nominated by John C. Calhoun while serving as Secretary of War. He graduated in 1829 ranking thirteenth out of forty-six cadets.
President Davis lost patience when Johnston retreated across the Chattahoochee River removing him from command on the 17th of July 1864. The conflict intensified during the Peninsula Campaign when Davis moved to restrict Johnston's authority by bringing Robert E Lee to Richmond as military adviser.
Three separate days of negotiations occurred on the 17th of April 18 and 26 1865 resulting in the largest surrender of the war totaling 89 270 soldiers. This agreement was reached between lines at Bennett Place near Durham North Carolina after meeting General Sherman.