The United States of America is perhaps the most significant military, economic and political power in the world. The United States is the third-largest nation in the world both in terms of its surface area (9,8 million square kilometers) and its population (307 million inhabitants).


A map of the United States.

The United States is a federal republic that consists of different states. Its flag consists of 50 stars and thireen stripes, seven of which are red and six of which are white. The stars on the American flag represent the 50 modern states, whereas the stripes represent the orginal number of states and colonies. 


States. The states of Alaska and Hawaii are left outside the map.

Each state has its own legislation and government that is concentrated in the state capitals. The states are lead by governors. State legislations can often differ from each other significantly. 

Washington D.C. is the capital of the United States. It is not part of any state. Instead, it is its own autonomous district. The official residence of the nation's president, the White House, is also located in Washington. The office of the President of the United States is one of the most influential in the world.


The President of the United States between the years 2017–2020 is the ex-businessman Donald Trump.

The bountiful natural resources of North America and the skilled workforce that has accumulated in the nation as a result of centuries of immigration have traditionally formed the basis of the United States' economy. The large supplies of energy and raw materials have made American industry globally significant, whereas the different climatic conditions in various parts of the nation have contributed to the development of large-scale agriculture, forestry and tourism.