Which utility helicopter is also referred to as the Iroquois?

The UH-1N, commonly known as the Iroquois, is a utility helicopter that has a significant history in military aviation. Originally designed in the late 1950s, the Iroquois was one of the first helicopters to be produced in large numbers and became iconic during the Vietnam War, often recognized for its versatility and effectiveness in various missions. Its name "Iroquois" reflects the Native American tribe, which emphasizes strength and resilience, attributes attributed to the helicopter's robust performance in diverse environments.

The UH-1N variant itself is a twin-engine helicopter that provides increased power and safety compared to its predecessor models. It was utilized extensively by the U.S. military for troop transport, medevac missions, and logistical support. Its configuration allows for easy access and rapid deployment, reinforcing its role as a reliable utility helicopter.

The other helicopters listed have different specifications and roles or are different models that do not carry the Iroquois designation. For instance, while the UH-1Y Venom is an evolution of the Iroquois lineage with modern advancements, it bears a different designation. The TH-6B is primarily used for training purposes, and the VH-3D is associated with presidential