The Japanese were brutal overlords of the Chinese people in conquered Manchuria during the 1930's. Often due to an attitude of superiority and condescension towards the people they defeated, the Japanese are well known during their time in China as being sadomasochists, enjoying the punishment and torture of others, often making a game of it.
<em>The tendency to report on events from a liberal point of view would be an example of </em>"bias",<em> since news reporting should ideally be objective and without bias.</em>