Answer:
North Korea, officially the Democratic People's Republic of Korea, is a country in East Asia constituting the northern part of the Korean Peninsula, with Pyongyang as its capital and the largest city in the country. To the north and northwest, the country is bordered by China and by Russia along the Amnok and Tumen rivers, and to the south, it is bordered by South Korea, with the heavily fortified Korean Demilitarized Zone separating the two. Nevertheless, North Korea, like its southern counterpart, claims to be the legitimate government of the entire peninsula and adjacent islands.
North Korea remains isolated due to two reasons: A. US has an alliance with the South. So it is not ready to let its allies communicate with the North. Since the US was the dominating power for long the countries not its allies too were not prepared to risk its displeasure.
Explanation:
I think it is B because they had fertile farmland
Wildly enough, may look back at the Cold War with fondness as it represented a time when the US knew who its enemies were. This is contrast to the state of warfare today where the US is fighting terrorist groups around the world.
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