IntroductionThe United States of America has come a long way to achieve the status it has today in the world in terms of military power. One of the major milestones of this journey was the creation of the first special service, otherwise called the Devil's Brigade or the Black Devils Brigade. The special unit of the American forces was created during World War II. Initially, the plan was to partner Canada and Norway in creating a special elite force that would assist in war activities. However, Norwegian forces withdrew, leading to collaboration between American and Canadian forces. The conception of the idea of ​​​​creating a special elite unit in the army and its subsequent implementation took place between March and July 1942. This period was characterized by extensive research by a British scientist and extensive analysis carried out by American commanders. The special unit began training in Montana at Fort William Henry Harrison before moving to other areas such as Camp Bradford and Fort Ethan Allen in Vermont. The forces lasted between July 1942 and December 19441. The unit had three battalions made up of Canadian and American volunteers who underwent intensive training in skiing, parachuting, amphibious warfare, mountain and demolition operations, among other specialized skills. The elite forces were distinct, from their binational uniform to their specialized combat skills. The soldiers engaged in the war in Italy and the south of France before their disbandment in late 19441.HistoryThe historical perspective of the First Special Service dates back to March 1942. American forces were allied with British forces. A science of British combined forces...... middle of paper ...... important before engaging in war. The team must carefully plan how to engage the enemy and adhere to the plan unless an unprecedented event occurs; the team must also consider a plan B. Third, in addition to physical warfare, mental warfare can be used to convey a message that negatively affects the enemy's confidence. Early special forces adopted a strategy of frightening the Germans by using stickers with threatening messages; the color of their faces was also frightening and made camouflage easier. Fourth, military concepts should never be made public; the adoption of this force was a big secret but the success was enormous. Finally, coordination and a good chain of command are essential to victory in any battle. Without good coordination, an army can be destabilized by the enemy. However, an appropriate chain of command ensures performance..