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 Sideling Hill sides suffered heavy casualties, but the colonists were driven off by the arrival of reinforcements. Captain Culbertson was killed and his unit suffered 80 percent casualties. The precise location of the Battle of Sideling Hill, and hence the burial site of the militia lost in the battle, has not been determined. It is postulated that the Battle of Sideling Hill took place near Maddensville at the confluence of Little Aughwick Creek and Sideling Hill Creek at a place now known as Anderson's Grove. Battle of Sideling Hill The Battle of Sideling Hill was an engagement between Pennsylvania colonial militia and