Original sentence: A high water mark denotes the highest level reached by a body of water.According to Jeff Shaara in his book Jeff Shaara's Civil War Battlefields, the actual "High Water Mark" may not be the one that is commonly associated with the term:.Here it refers to the deepest penetration by the Confederate States Army of the Union Army lines during Pickett's Charge of the Battle of Gettysburg during the American Civil War.Lee's army had advanced geographically, but is a symbolic reference to the arguably best chance the Confederate Army had of achieving victory in the war.The high-water mark of the Confederacy refers to a location on Cemetery Ridge, outside Gettysburg, Pennsylvania.The northernmost engagement by Lee's Army was the Skirmish of Sporting Hill, in present day Camp Hill, Pennsylvania, on June 30, 1863.The term does not imply that Gettysburg was the farthest north that Robert E
Edited sentence: "Mississippians" (Davis' Brigade):  The 11th Mississippi Infantry Regiment Monument "marks the spot where the battle flag of the 11th Mississippi was found as it lay across the stone wall ... a total of fourteen Mississippians reached this spot" (Jeff Shaara)."North Carolinians": these men, through their valor and unparalleled fighting skill, drove furthest into the enemy."Virginians": Inspired by the North Carolinians, 1500 Confederate Virginians broke through the line at The Angle.As for a high water mark of floodwaters, the column's farthest advance was an irregular line from a point south of the Abraham Brian house, extending southward to the southernmost point of the column, at some places penetrating the Union line of defense.However, unlike the debris and water staining of a flood, the farthest advance at Gettysburg was marked by the Confederate wounded and corpses, which were subsequently moved.Monuments in the area identify locations of units during the assault, and the 1892 High Water Mark of the Rebellion Monument commemorates the event and recognizes those who comprised the column, as well as the "respective troops who met or assisted to repulse Longstreet's Assault.The high-water mark of the Confederacy refers to the farthest American Civil War advance of "The Assaulting Column" of the Confederate "Longstreet's assault" on the Union Army during July 3 of the 1863 Battle of Gettysburg