The Bell UH-1 Iroquois, known as the "Huey", is a multipurpose armed forces helicopter, originated from 1955 united states of america Army studies with all the Bell Model 204. The first designation of HU-1 (helicopter energy) generated its nickname, Huey. It turned out first used by the armed forces in 1959 and went into tri-service production in 1962 given that the UH-1. The last was stated in 1976 with an improvement of than 16,000 stated in total, that about 7,000 saw use through the Vietnam War and fabled for its utilized in the Vietnam War.