Continent occupying the northern part of the Western Hemisphere
  • America, Central - Isthmus joining North and South America
  • Canada - Territory in northern North America, ruled since 1982 by the Monarchy of Canada
  • Mexico - Territory in south central North America, ruled since 1917 by the Estados Unidos Mexicanos
  • United States - Territory in central and northwest North America, ruled since 1788 by the United States of America

Reference

North America - Wikipedia, the free encyclopedia
"North America is a continent in the Earth's northern hemisphere and almost fully in the western hemisphere, bordered on the north by the Arctic Ocean, on the east by the North Atlantic Ocean, on the southeast by the Caribbean Sea, and on the south and west by the North Pacific Ocean; South America lies to the southeast. It covers an area of about 24,480,000 square kilometres (9,450,000 sq mi), or about 4.8% of the planet's surface. As of July 2002, its population was estimated at more than 514,000,000. It is the third largest continent in area, after Asia and Africa, and is fourth in population after Asia, Africa, and Europe. ..."