<span>The Korean War had its immediate origins in the collapse of the Japanese empire at the end of World War II in September 1945
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Consequently the allies decided to divide the territory, into two halves along the 38th parallel, with an ultimate aim of reunification, which was not forthcoming. The northern unpopular regime decided to initiate the agreement and the war broke.
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The causes of the Cold War were rooted in the failure of the Allies (U.S., Great Britain, U.S.S.R.) to reach common peace agreements with regard to Germany and Poland at the Yalta and Potsdam Conferences. ... As a result, the Cold War polarization between the U.S. and the Soviet Union lasted for almost 50 years.
Answer:
Leaders of the feudal states declared independence.
Explanation:
After the Zhou Capital was destroyed, many leaders saw a fracture in Zhou's government structure and see it as a chance to obtain the power for themselves.
This is why the leaders of the feudal states declared independence.
The lords took control of land which previously owned by Zhou and formed their own army which do not influenced by the Zhou's central government. These separation eventually contributed to Zhou's downfall.