DUDE OH MY GOD HOW MANY TIMES HAVE YOU POSTED THIS? NO ONE KNOWS.
Answer:
Prehistory is the period that begins with the appearance of the human being, about five million years ago, and finishes with the invention of writing, about 6,000 years ago.
The thing is it is different everywhere
Search prehistory wikipedia they have lots of good info
True because during those time periods what ever was happening it became a political poster or advertisement .