What items are usually considered contraband in a war? clothing for refugees from battle areas medical supplies for wounded soldiers weapons and articles used for fighting food for refugees from battle areas

Weapons and articles used for fighting.

Explanation:

Absolute contraband includes arms, munitions, and various materials, like chemicals and certain types of machinery that may be used directly for war. This includes instruments or materials that may be converted, or made, into weapons for war.

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