Australia is a developed country and one of the wealthiest in the world, with the world's 12th-largest economy. In 2014 Australia had the world's fifth-highest per capita income. Australia's military expenditure is the world's 13th-largest.
The third largest country of the world, the United States of America is located in North America between Mexico and Canada.
The Continental United States is the area of the United States of America that is located in the continent of North America.