Background of Indian Buddhism and Zen Buddhism

Early Buddhism

Siddhartha Gautama (6th-5th century BCE) leaves his life as a prince to become:

Sakyamuni Buddha, the "Awakened One, the Sage of the Sakya Clan"

Two Main Streams of Buddhism

Teachings of Mahayana Buddhism

According to the First Philospher of Mahayana Buddhism, Nagarjuna

Zen Buddhism