Question: What were the dates that the battle was fought when Sheads House was used as a hospital for Confederate States Army?

<P0-S0> The Battle of Appomattox Court House (Virginia, U.S.), fought on the morning of April 9th, 1865, was one of the last battles of the American Civil War (1861-1865). <P0-S1>  It was the final engagement of Confederate States Army general Robert E. Lee's Army of Northern Virginia before it surrendered to the Union Army / Army of the Potomac under Lt. Gen. and General-in-Chief Ulysses S. Grant. <P0-S2>  Lee, having abandoned the Confederate capital of Richmond, Virginia, after the ten-month Siege of Petersburg and Richmond, retreated west, hoping to join his army with the remaining Confederate forces in North Carolina of the Army of Tennessee under Gen. Joseph E. Johnston. <P0-S3>  Union infantry and cavalry forces under Gen. Phillip Sheridan pursued and cut off the Confederates' retreat at the central Virginia village of Appomattox Court House. <P0-S4>  Lee launched an last-ditch attack to break through the Union forces to his front, assuming the Union force consisted entirely of lightly armed cavalry. <P0-S5>  When he realized that the cavalry was now backed up by two corps of Federal infantry, he had no choice but to surrender with his further avenue of retreat and escape now cut off. <SEP> <P1-S0>  The battle involved the largest number of casualties of the entire war and is often described as the war's turning point. <P1-S1>  Union Maj. Gen. George Meade's Army of the Potomac defeated attacks by Confederate Gen. Robert E. Lee's Army of Northern Virginia, halting Lee's invasion of the North. <P1-S2> The Battle of Gettysburg ( , with an sound) was fought July 1–3, 1863, in and around the town of Gettysburg, Pennsylvania, by Union and Confederate forces during the American Civil War. <SEP> <P2-S0> The following Confederate States Army units and commanders fought in the Battle of Wilson's Creek of the American Civil War, fought on August 10, 1861 near Springfield, Missouri. <P2-S1>  Though identified with the Confederates, the Missouri State Guard were technically an independent army, as Missouri had not yet seceded, and were not folded into the Confederate Army of the West until March 17, 1862. <P2-S2>  Though identified with the Confederates, the Arkansas State Trooops were technically not yet Confederate troops. <P2-S3>  Arkansas had seceded on XX and be recognized as a Confederate States, but Brigadier General Nichols Pearce's troops had not been transferred from the State of Arkansas to the Confederate Government and had not been sworn into Confederate Service. <P2-S4>  After the battle, Pearce's troops voted to disband rather than enter Confederate Service. <SEP> <P3-S0> The Sheads House, also known as Oak Ridge Seminary, is a historic home located at Gettysburg in Adams County, Pennsylvania. <P3-S1>  It was built in 1862, and is a 2 1/2-story, "T"-shaped brick dwelling in the Gothic Revival style. <P3-S2>  It sits on a granite foundation and has a cross gable roof. <P3-S3>  It features an ornamental fascia board and porches with ornamental balustrades. <P3-S4>  During the Battle of Gettysburg, it was used as a hospital for Confederate States Army wounded. <P3-S5>  Shortly after it was built it housed Oak Ridge Seminary, a girls' school.