Who spoke out against adding land in the Southwest the United States?
James Polk
James Slidell
Winfield Scott
Ralph Waldo Emerson

The correct answer is actually D. Ralph Waldo Emerson

Explanation:

I took the test on Ege

the great wall of china worked as a defense for the feudal states of the zhou dynasty to the north. during the warring states period more walls were put up to defend the borders of the different kingdoms. it was semi successful because despite the wall, the mongols eventually conquered china also the great wall provided protection to the economic development and cultural progress, safeguarded the trading routes such as the silk road, and secured transmission of information and transportation. @jayxboof