The document outlines the historical conflicts between the Ahom kingdom and the Mughal Empire in Northeast India from 1615 to 1667, detailing key battles and changes in leadership. It chronicles significant events such as the first Ahom-Mughal conflict, military strategies, and the signing of treaties, including the Treaty of Ghialajharighat in 1663. The role of notable figures like Lachit Borphukan in resisting Mughal advances is emphasized, illustrating the complexities of territorial disputes during this period.