The purpose of the preamble of the Constitution is to establish and maintain the sovereignty of individual states. describe and enforce the powers of the confederation government. introduce and explain the core ideas of the government’s important principles. define and distinguish the roles of domestic and foreign policies.

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.