Here's the question:
It is the ultimate question. It is the question that gives credence to history being a scientific discipline. To put it on hold as "too broad" is an act of willful, highly egotistical anti-intellectualism. Some people are just not inquisitive enough.
I didn't post the question. I did attempt to answer it.
Another question - less important, but certainly among the ten most important historical questions - has already gathered 3 close votes (and I'm pretty sure it'll gather more after this post).
I posted it. Here it is:
It is important because it questions mainstream archaeology as a reliable source, as well as the attitude of professional historians towards archaeology.
What are we doing here? Are we truly interested in history? Or are we just a bunch of nincompoops parading whatever knowledge was hammered into our heads in college, suspicious of anything we're not familiar with, and showing off our power and hubris by closing and downvoting questions that are truly worth posting, thinking about, and answering?
Nobody's going to think less of you if you simply say "I don't know" and leave it at that. You don't have to vote to close anything.