How many national goverments are in a country

The federal government of the United States (U. S. federal government) is the national government of the United States, a federal republic in North America, composed of 50 states, a federal district, five major self-governing territories and several island possessions.

Explanation:

To be honest I don't understand your question. This is the best i can do. Sorry

It should be one national government per country. If it has subsections, like states, there would be a government for that state. (State governments)

The US has 50 state governments (because there are 50 states) and 1 national government.