Final answer:
Ashoka the Great used tolerance to help maintain control over his empire by adopting non-violence as his creed of life and introducing reforms for the welfare of his subjects. He supported the spread of Buddhism through missionary efforts.
Step-by-step explanation:
Ashoka the Great used tolerance to help maintain control over his empire.
After witnessing the devastating effects of war, Ashoka converted to Buddhism and adopted non-violence as his creed of life.
He introduced reforms aimed at promoting harmony and compassionate rule, including protections for the vulnerable and improvements in welfare for the poor and travelers.
Ashoka's missionary efforts helped spread Buddhism to other regions, such as Burma and Sri Lanka.