The Basic Teachings of Buddha which are core to Buddhism are: The Three Universal Truths; The Four Noble Truths; and. The Noble Eightfold Path.

The eight fold path , the four noble truths
and the three universal truth.

Buddha's Teaching:
The teachings of Buddha are based on the Four Noble Truths and the Eightfold Path. These teachings are aimed at helping individuals attain enlightenment and liberation from the cycle of birth and rebirth.

Four Noble Truths:
- The truth of suffering (Dukkha): Buddha taught that life is full of suffering and dissatisfaction.
- The truth of the cause of suffering (Samudaya): Buddha believed that desire and attachment are the root causes of suffering.
- The truth of the end of suffering (Nirodha): Buddha taught that it is possible to end suffering by eliminating desire and attachment.
- The truth of the path to the end of suffering (Magga): Buddha outlined the Eightfold Path as the way to end suffering and attain enlightenment.

Eightfold Path:
- Right Understanding
- Right Thought
- Right Speech
- Right Action
- Right Livelihood
- Right Effort
- Right Mindfulness
- Right Concentration

Impact of Buddha's Teaching on Emperor Ashoka:
Emperor Ashoka of the Mauryan Empire was greatly influenced by the teachings of Buddha. After witnessing the devastating effects of war, Ashoka embraced Buddhism and adopted a policy of non-violence and compassion. He promoted the welfare of his subjects, religious tolerance, and peaceful coexistence. Ashoka's rock edicts, inscribed on pillars throughout his empire, reflect his commitment to the principles of Buddhism and his desire to rule with kindness and morality.