What information does the author communicate in the prologue of the way to rainy mountain

Answer:
The Kiowa people and their historical journey are intimately related to the land
Explanation:
The author is telling the story of Kiowa history and their journey, and through it, we constantly are reminded of the importance of the land, landscape and how intimately related they are.
With lines such as
we see the importance of this connection and how it transformed.
Plains finally liberalized them and they weren't feeling as slaves of the survival but could flourish as the hunters. It is seen that, when they changed the land, they changed their history.