sense of bravado as well as keeping you awake. Every sight and sound was heightened. You were wired into it all and at times you felt really invulnerable." Servicemen who participated in infiltrating Laos, a secret intervention by the United States in the Laotian Civil War, on four-day missions received 12 tablets of an opioid (Darvon), 24 tablets of codeine (an opioid analgesic), and 6 pills of dextroamphetamine. Also, those serving in special units departing for a tough, long mission were injected with steroids. However, pumping the soldiers with speed and heavy anti-psychotics like Thorazine (Chlorpromazine) came with a price that veterans paid later. By alleviating the symptoms, the anti-psychotics and narcotics offered temporary relief. However, these serious drugs administered in the absence of professional psychiatric supervision and proper psychotherapy merely suppressed the problems and symptoms, but veterans years later often experienced those problems untreated and amplified. This is a large part of the reason why very few servicemen, compared to previous wars, required medical evacuation due to combat-stress breakdowns, but PTSD levels among veterans after the war are at unprecedented levels compared to previous wars. Veterans from other nations Nationals of other nations fought in the American-led anti-communist coalition, usually as armed forces of allied nations, such as Australia, New Zealand, Thailand, and South Korea, but sometimes as members of the U.S. Armed Forces. The Republic of China (Taiwan), Spain, and the Philippines contributed assistance in non-combat roles. Australian veterans Australia deployed approximately three battalions of infantry, one regiment of Centurion tanks, three RAAF Squadrons (2SQN Canberra Bombers, 9SQN Iroquois Helicopters, and 35 SQN Caribou Transports), 2 batteries of Royal Australian Artillery and a Special Air Service Regiment (SASR) Squadron. The Royal Australian Navy (RAN) performed a variety of operational tasks at sea, ashore and in the air. The 1st Australian Task Force consisted of Army, Navy, and Air Force personnel and commanded all Australian operations from 1966 until 1972. 1st Australian Logistic Support Group (1 ALSG) was 1 ATF's ground support unit, composed of engineer, transport, ordnance, medical, and service corps units. Australian Army training teams followed the withdrawal of combat forces in 1971. According to the Australian Government Nominal Roll of Vietnam Veterans 13,600 members of the Royal Australian Navy, 41,720 members of the Australian Army, and 4,900 members of the Royal Australian Air Force served in Vietnam from 1962 to 1975. According to official statistics, 501