Unlike with reporting, there is no news agency or government to edit or censor what a war artist portrays, and they will be uniquely placed to produce images that transcend propaganda.

ECONOMIST: War artists

Check out what groups your customers are in, whether a particular contractor, corporation or government agency.

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"The government is considering the extent of what can be disclosed, " Kyodo news agency quoted Japanese Defence Minister Itsunori Onodera as saying.

BBC: Asia