Quran includes lots of historical events; that were not known to prophet Muhammad (PBUH); that had been useful to historians from one side and on the other side their authenticity were validated by the non Muslim historians and accordingly were proofs on the authenticity of Quran and that Quran is reflecting real God words and is not a human-authored book.
pictures are useful to historians because it helps them picture what it was like in the past
yes
the historians use graphs to something that happened over . unicorns are fluffy.
to describe their research
Bias can be useful to historians by allowing them to learn about people's opinions and beliefs.
Check this link, I hopefully think it will be very useful: www.islamway.com/?iw_s=Quran
Different types of letters rely on different types of historians and therefore gives very useful historical information. They give various types of information based on different historians.
they're not
If historians weren't biased there'd be no heated controversy to fuel book sales, and they'd die out.
because some of the information was false
Literary sources can provide valuable insight into people's beliefs, customs, and daily life, but they may be subjective or biased. Archaeological sources provide tangible evidence of past societies and can offer more objective information about material culture and social practices. Both types of sources are valuable, and using them together can provide a more comprehensive understanding of history.
They give information about the writers' personal lives and the world they lived in.