Battle of Hamburger Hill the steeply-sloped hill against well entrenched troops. Attacks were repeatedly repelled by the PAVN defenses. Bad weather also hindered operations. Nevertheless, the Airborne troops took the hill through direct assault, causing extensive casualties to the PAVN forces. The battle took place on Dong Ap Bia (Ap Bia Mountain, ) in the rugged, jungle-shrouded mountains of South Vietnam, from the Laotian border. Rising from the floor of the western A Sầu Valley, Ap Bia Mountain is a solitary massif, unconnected to the ridges of the surrounding Annamite range. It dominates the northern valley, towering some above sea level. Snaking down from
Battle of Rio Hill Battle of Rio Hill The Battle of Rio Hill was a skirmish in the American Civil War in which Union cavalry raided a Confederate camp in Albemarle County, Virginia. In the early afternoon of February 28, 1864, Union Brig. Gen. George A. Custer and 1,500 Union soldiers advanced towards Charlottesville. This raid was an attempt by the Union to divert attention toward Charlottesville while a separate attempt was made to free prisoners of war being held in Richmond. Custer's orders were to destroy a railroad bridge across the Rivanna River. His only opposition came from Confederate Maj. Gen. J.E.B. Stuart's