Answer
The US Postal Service is an example of a government monopoly in the United States.
Step-by-step explanation:
A government monopoly is a form of coercive monopoly in which a government bureau or state organization is the individual provider of a distinct good or service and competition is forbidden by law. It is a monopoly formed by the government. The United States Postal Service is another example of a government monopoly. It was formed through laws that prevent possible opponents from giving certain types of services, such as first-class and regular mail delivery.