This depends on the system, the kind of information they need, etc...
In the most democratic countries, government sites might prove most reliable. In other, independent journalists might be better. In a way, it's almost impossible to be sure your information isn't biased.... the best is if you know who wrote it and what their agenda is: if they news is left-wing and what they report is not very left-wing, then it's perhaps reliable.
The triangular trade route or the Silk Road
<span> abundant resources and trade with distant lands</span>
I believe that the answer to the question provided above is may of the artworks in 1920 which uses cubism are usually in relation with the WW1.
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