America is responsible for the insecurity in the Strait of Hormuz Iran's representative in the organization's Security Council: Washington and its supporters are responsible for the insecurity in the Strait of Hormuz and the disruption of shipping in the area. Iran's naval blockade is considered a violation of the United Nations Charter and an example of collective punishment of civilians. The US naval blockade threatens civilian access to food, medicine, fuel and other essential items and is a form of collective punishment against the Iranian people.