Siddhartha gautama founded the religion of

Siddharta Gautama was the founder of Buddhism.  

Explanation:

He was born in the Shakya nations, located in the foothills of the Himalayas. Gautama, also knows as the Buddha, taught the middle path between sensual complacency and strict asceticism that was commun in some Indian regions. He is the main figure of Buddhism and this religion’s beliefs are based on his teachings and rules.  

a. favoring native born americans over immigrants.