The appropriate response is Mound Builders. The different societies by and large named Mound Builders were occupants of North America who, amid a 5,000-year time frame, developed different styles of earthen hills for religious and formal, entombment, and world class private purposes.
He said his own opinion and not everyone did that, so he drawed attention.
The decline of Buddhism has been attributed to various factors, especially the regionalisation of India after the end of the Gupta Empire (320–650 CE), which led to the loss of patronage and donations as Indian dynasties turned to the services of Hindu Brahmins.
