Medieval age lasted for more than thousand years. The medieval age is formerly proclaimed to be Dark Age not because it was dark but because nothing was known.
After the collapse of Greek and Roman civilizations, the whole of Europe came under the supremacy of the churches at that which gained control. It was called as nothing was known or studied about the political structure that prevailed during that period.
Dark Age does not actually refer to the time when people spent much of their time in darkness. It simply means that nothing came into light from the period when great civilizations came to an end.
The government had agreed to stop funding Shinto, which those they made the treaty with hoped this would take power away from the Emperor. So Shinto became more of a culture thing instead of a religious thing.
Answer:
The reason mainly lies in the different political ideologies and concepts they adhere to. While North Korea follows communist ideals followed by a dictatorial government system, South Korea adopted a democratic political system with an open capitalist economy.
Moreover, the two countries were a part of the Cold War as well. The democratic West supported the South while the Communist east led by the Soviet union aided North.
Explanation: