How did various beliefs & practices in South & Southeast Asia affect society & the development of states? (3-5 sentences)

Southeast Asia comprises of eleven nations that compass from eastern India to China and is commonly partitioned into territory and island zones

There are a few contrasts in the physical condition of terrain and island Southeast Asia. The main highlight of territory topography is the long streams that start in the right countries isolating Southeast Asia from China and northwest India. A subsequent component is the broad swamp fields separated by forested slopes and mountain ranges.