Please explain me this chapter in short a paragraph history chapter 2 new king and kingdoms

Dear Student

Kindly follow the following link of our study material and check revision notes for brief explanation of History chapter ' New kings and kingdoms': 

https://www.meritnation.com/cbse-class-7/social-science/our-pasts-ii/new-kings-and-kingdoms/revision-notes/9_8_39_514

Regards