Respuesta :
I think only by asking the people who either went though the said history moment, or the people that were directly involved, can we know for sure wat happened, because, history changes over time, depending on who telling it.
Answer:
Use first hand accounts
Explanation:
Definition:
obtained by, coming from, or being direct personal observation or experience
Like a diary would be a first hand account. They are more reliable because they actually happened to the person.