1940

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Jan 1940

All Korean-language newspapers are banned in Korea by the Japanese

All Korean newspapers are banned by the Japanese in Korea, and Koreans are forced to use Japanese in all official correspondence as well as common language

Dec 1940

Members of the Korean communist group in Korea, the Com. Group, are arrested

A Korean Communist group within Korea, known as the Com. Group, is uncovered and many important Communists are arrested.