It has been primarily "Southwest Asia," that the United States has been militarily involved in the 1990s and into the early decades of the new millennium, since this qualifies as the "Middle East," where the US continues to fight terrorism.
Answer:
Geography, demography, and law has a great contribution to America's economy.
Explanation:
The geography of United States of America has a huge contribution in the economy because geography of America is full of natural resources which is used as a raw material for making new products.
The United States of America is the third-most populous country in the world, with an estimated population of 330,746,845 which provides huge number of work force which contributes in the American's economy.
Economic policies also enhances the production of agriculture as well as industrial products which ultimately enhances the economy of the country.
Large racial and gender wage gaps in the U.S. remain, even as they have narrowed in some cases over the years. Among full- and part-time workers in the U.S., blacks in 2015 earned just 75% as much as whites in median hourly earnings and women earned 83% as much as men.
I believe steel plow because it was used to break up the soil