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
History of the hamburger by countless fast-food chains, especially McDonald's. The popularity of the hamburger grew rapidly among the American population during this period, and statistics indicate that the average American was eating three burgers per week. During the Cold War, the hamburger became a national symbol of the United States. As private outdoor social events, often held in backyards and featuring a barbecue, became more widespread during the mid-1950s, the hamburger gained a new culinary and social relevance in the country. By the late 1960s, hamburgers began to grow in size as various burger chains competed with each other, resulting in Burger King