Which country is known as the Hermit Kingdom?

a) North Korea

b) China

c) Japan

d) Spain

North Korea, which largely isolated its people from rest of the world, is the Hermit Kingdom. The interactions between Koreans and foreigners are restricted. North Korea is an East Asian nation with a population of about 26.1 million. This country often remains in headlines due to its hard stance and tensions with neighbor country South Korea.