Answer:
proven
Explanation:
Facts are things, events, concepts that can be proven, by third parties.
We know a president of a certain country who has problem with facts, and who gives biased information (according to his opinion/views and not based on reliable evidence), this information is subjective (and deformed by his opinions and beliefs). When people hear him, they assume it's true (even if it's not the case), without any verification or questioning it.
