A. The command economy is a key feature of any communist society. Cuba, North Korea, and the former Soviet Union are examples of countries that have command economies, while China maintained a command economy for decades before transitioning to a mixed economy that features both communistic and capitalistic elements.
The King might have ignored the colonists petitions for redress because he believed he was well within his authority to impose the imperial policies that the British were imposing on the colonists. Additionally the British believed that they had protected and taken care of the colonists in a number of wars and therefore deserved to be paid through taxes for the services they had provided. In addition the King had numerous other colonies and wanted to prevent any of the colonies from believing they had the ability or right for self government.
John Caldwell Calhoun was an american stateman who is remembered for defending slavery. The Free Soilers stated affirmed that the Congress had power to outlaw slavery. John Calhoun was vehemently against it.
John C Calhoun stated that the Federal Government's role in the territories was only that of "the trustee or agent of the several sovereign states".
The U.S didn't want war but rather Texas which was part of the Mexican empire at the time wanted a secession from the empire and join the U.S but was denied privilege to Independence, So the U.S sent troops to the area to sort with the tension to diplomatically solve this but got attacked with casualties. The rest is history
I hope I was a help to you