The main appeal for the indenture contract for someone looking for work was that it was short time period compared to the amount of money exchanged. When people started sailing over the "New World", young people who have enough money would ask people or specifically rich families to work for families for no pay.
The chopper made transportation of military personnel in the war hot areas easier as it could land in any place.
The Huey helicopter also rendered trench battles obsolete. A symbol of the USA military, the chopper made rescue missions possible in the battle line.It also helped to harness a more tactical air combat.
