Second Sino-Japanese War (1937-1942) (jan 1, 1937 – jan 1, 1942)
Description:
This war began not long after the Japanese invaded Manchuria because China was still being threatened by Japans need to expand. The Chinese started a resistance against the invading threat of Japan, but never officially declared war until 1941. In 1944, when China called for allies, Japan finally backed off and the second Sino-Japanese War ended.
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