We, therefore, the people of the state of south carolina in convention assembled, do declare and ordain…that the several acts and parts of acts of the congress of the united states, purporting to be laws for the imposing of duties and imposts on the importation of foreign commodities…and, more especially…[the tariff acts of 1828 and 1832]…are unauthorized by the constitution of the united states, and violate the true meaning and intent thereof, and are null, void, and no law, nor binding upon this state, its officers or citizens.…and we, the people of south carolina…do further declare that we will not submit to the application of force, on the part of the federal government, to reduce this state to obedience; but that we will consider the passage, by congress, of any act…to coerce the state…to be null and void, inconsistent with the longer continuance of south carolina in the

We, therefore, the people of the State of South Carolina in Convention assembled, do declare and ordain…That the several acts and parts of acts of the Congress of the United States, purporting to be laws for the imposing of duties and imposts on the importation of foreign commodities…and, more especially…[the tariff acts of 1828 and 1832]…are unauthorized by the Constitution of the United States, and violate the true meaning and intent thereof, and are null, void, and no law, nor binding upon this State, its officers or citizens.…And we, the People of South Carolina…Do further Declare that we will not submit to the application of force, on the part of the Federal Government, to reduce this State to obedience; but that we will consider the passage, by Congress, of any act…to coerce the State…to be null and void, inconsistent with the longer continuance of South Carolina in the Union.

Explanation:

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