Question

why did historians divide the past into periods

Answer 1

The historians divided the past into periods so that it was easy to understand the similar characteristics of different kingdoms at a particular time. Each period is classified on the basis of the similar events that occurred simultaneously in a particular period of time. This makes history less complicated.

Answer 2

$\sf \pmb{Answer :}$

The historians divided the past into periods so that it was easy to understand the similar characteristics of different kingdoms at a particular time. Each period is classified on the basis of the similar events that occurred simultaneously in a particular period of time. This makes history less complicated.