ability to do or act; capability of doing or accomplishing something. 2. political or national strength: the balance of power in Europe. 3. great or marked ability to do or act; strength; might; force. 4. the possession of control or command over others; authority; ascendancy: power over men's minds. 5. political ascendancy or control in the government of a country, state, etc.:
The United States shares land borders with Canada and Mexico and maritime (water) borders with Russia, Cuba, and the Bahamas in addition to Canada and Mexico.
The conterminous states are bounded on the north by Canada, on the east by the Atlantic Ocean, on the south by the Gulf of Mexico and Mexico, and on the west by the Pacific Ocean. The United States is the fourth largest country in the world in area (after Russia, Canada, and China). The national capital is Washington, which is coextensive with the District of Columbia, the federal capital region created in 1790. United StatesEncyclopÃ¦dia Britannica, Inc.The major characteristic of the United States is probably its great variety.